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Complex fractionFraction Frac"tion, n. [F. fraction, L. fractio a breaking,
fr. frangere, fractum, to break. See Break.]
1. The act of breaking, or state of being broken, especially
by violence. [Obs.]
Neither can the natural body of Christ be subject to
any fraction or breaking up. --Foxe.
2. A portion; a fragment.
Some niggard fractions of an hour. --Tennyson.
3. (Arith. or Alg.) One or more aliquot parts of a unit or
whole number; an expression for a definite portion of a
unit or magnitude.
Common, or Vulgar, fraction, a fraction in which the
number of equal parts into which the integer is supposed
to be divided is indicated by figures or letters, called
the denominator, written below a line, over which is the
numerator, indicating the number of these parts included
in the fraction; as 1/2, one half, 2/5, two fifths.
Complex fraction, a fraction having a fraction or mixed
number in the numerator or denominator, or in both.
--Davies & Peck.
Compound fraction, a fraction of a fraction; two or more
fractions connected by of.
Continued fraction, Decimal fraction, Partial fraction,
etc. See under Continued, Decimal, Partial, etc.
Improper fraction, a fraction in which the numerator is
greater than the denominator.
Proper fraction, a fraction in which the numerator is less
than the denominator. Complex fractionComplex Com"plex, a. [L. complexus, p. p. of complecti to
entwine around, comprise; com- + plectere to twist, akin to
plicare to fold. See Plait, n.]
1. Composed of two or more parts; composite; not simple; as,
a complex being; a complex idea.
Ideas thus made up of several simple ones put
together, I call complex; such as beauty, gratitude,
a man, an army, the universe. --Locke.
2. Involving many parts; complicated; intricate.
When the actual motions of the heavens are
calculated in the best possible way, the process is
difficult and complex. --Whewell.
Complex fraction. See Fraction.
Complex number (Math.), in the theory of numbers, an
expression of the form a + b[root]-1, when a and b are
ordinary integers.
Syn: See Intricate. Compound fractionFraction Frac"tion, n. [F. fraction, L. fractio a breaking,
fr. frangere, fractum, to break. See Break.]
1. The act of breaking, or state of being broken, especially
by violence. [Obs.]
Neither can the natural body of Christ be subject to
any fraction or breaking up. --Foxe.
2. A portion; a fragment.
Some niggard fractions of an hour. --Tennyson.
3. (Arith. or Alg.) One or more aliquot parts of a unit or
whole number; an expression for a definite portion of a
unit or magnitude.
Common, or Vulgar, fraction, a fraction in which the
number of equal parts into which the integer is supposed
to be divided is indicated by figures or letters, called
the denominator, written below a line, over which is the
numerator, indicating the number of these parts included
in the fraction; as 1/2, one half, 2/5, two fifths.
Complex fraction, a fraction having a fraction or mixed
number in the numerator or denominator, or in both.
--Davies & Peck.
Compound fraction, a fraction of a fraction; two or more
fractions connected by of.
Continued fraction, Decimal fraction, Partial fraction,
etc. See under Continued, Decimal, Partial, etc.
Improper fraction, a fraction in which the numerator is
greater than the denominator.
Proper fraction, a fraction in which the numerator is less
than the denominator. Compound fractionCompound Com"pound, a. [OE. compouned, p. p. of compounen. See
Compound, v. t.]
Composed of two or more elements, ingredients, parts;
produced by the union of several ingredients, parts, or
things; composite; as, a compound word.
Compound substances are made up of two or more simple
substances. --I. Watts.
Compound addition, subtraction, multiplication,
division (Arith.), the addition, subtraction, etc., of
compound numbers.
Compound crystal (Crystallog.), a twin crystal, or one
seeming to be made up of two or more crystals combined
according to regular laws of composition.
Compound engine (Mech.), a form of steam engine in which
the steam that has been used in a high-pressure cylinder
is made to do further service in a larger low-pressure
cylinder, sometimes in several larger cylinders,
successively.
Compound ether. (Chem.) See under Ether.
Compound flower (Bot.), a flower head resembling a single
flower, but really composed of several florets inclosed in
a common calyxlike involucre, as the sunflower or
dandelion.
Compound fraction. (Math.) See Fraction.
Compound fracture. See Fracture.
Compound householder, a householder who compounds or
arranges with his landlord that his rates shall be
included in his rents. [Eng.]
Compound interest. See Interest.
Compound larceny. (Law) See Larceny.
Compound leaf (Bot.), a leaf having two or more separate
blades or leaflets on a common leafstalk.
Compound microscope. See Microscope.
Compound motion. See Motion.
Compound number (Math.), one constructed according to a
varying scale of denomination; as, 3 cwt., 1 qr., 5 lb.;
-- called also denominate number.
Compound pier (Arch.), a clustered column.
Compound quantity (Alg.), a quantity composed of two or
more simple quantities or terms, connected by the sign +
(plus) or - (minus). Thus, a + b - c, and bb - b, are
compound quantities.
Compound radical. (Chem.) See Radical.
Compound ratio (Math.), the product of two or more ratios;
thus ab:cd is a ratio compounded of the simple ratios a:c
and b:d.
Compound rest (Mech.), the tool carriage of an engine
lathe.
Compound screw (Mech.), a screw having on the same axis two
or more screws with different pitch (a differential
screw), or running in different directions (a right and
left screw).
Compound time (Mus.), that in which two or more simple
measures are combined in one; as, 6-8 time is the joining
of two measures of 3-8 time.
Compound word, a word composed of two or more words;
specifically, two or more words joined together by a
hyphen. Continued fractionFraction Frac"tion, n. [F. fraction, L. fractio a breaking,
fr. frangere, fractum, to break. See Break.]
1. The act of breaking, or state of being broken, especially
by violence. [Obs.]
Neither can the natural body of Christ be subject to
any fraction or breaking up. --Foxe.
2. A portion; a fragment.
Some niggard fractions of an hour. --Tennyson.
3. (Arith. or Alg.) One or more aliquot parts of a unit or
whole number; an expression for a definite portion of a
unit or magnitude.
Common, or Vulgar, fraction, a fraction in which the
number of equal parts into which the integer is supposed
to be divided is indicated by figures or letters, called
the denominator, written below a line, over which is the
numerator, indicating the number of these parts included
in the fraction; as 1/2, one half, 2/5, two fifths.
Complex fraction, a fraction having a fraction or mixed
number in the numerator or denominator, or in both.
--Davies & Peck.
Compound fraction, a fraction of a fraction; two or more
fractions connected by of.
Continued fraction, Decimal fraction, Partial fraction,
etc. See under Continued, Decimal, Partial, etc.
Improper fraction, a fraction in which the numerator is
greater than the denominator.
Proper fraction, a fraction in which the numerator is less
than the denominator. Continued fractionContinued Con*tin"ued, p. p. & a.
Having extension of time, space, order of events, exertion of
energy, etc.; extended; protracted; uninterrupted; also,
resumed after interruption; extending through a succession of
issues, session, etc.; as, a continued story. ``Continued
woe.' --Jenyns. ``Continued succession.' --Locke.
Continued bass (Mus.), a bass continued through an entire
piece of music, while the other parts of the harmony are
indicated by figures beneath the bass; the same as
thorough bass or figured bass; basso continuo. [It.]
Continued fever (Med.), a fever which presents no
interruption in its course.
Continued fraction (Math.), a fraction whose numerator is
1, and whose denominator is a whole number plus a fraction
whose numerator is 1 and whose denominator is a whole
number, plus a fraction, and so on.
Continued proportion (Math.), a proportion composed of two
or more equal ratios, in which the consequent of each
preceding ratio is the same with the antecedent of the
following one; as, 4 : 8 : 8 : 16 :: 16 : 32. Decimal fractionFraction Frac"tion, n. [F. fraction, L. fractio a breaking,
fr. frangere, fractum, to break. See Break.]
1. The act of breaking, or state of being broken, especially
by violence. [Obs.]
Neither can the natural body of Christ be subject to
any fraction or breaking up. --Foxe.
2. A portion; a fragment.
Some niggard fractions of an hour. --Tennyson.
3. (Arith. or Alg.) One or more aliquot parts of a unit or
whole number; an expression for a definite portion of a
unit or magnitude.
Common, or Vulgar, fraction, a fraction in which the
number of equal parts into which the integer is supposed
to be divided is indicated by figures or letters, called
the denominator, written below a line, over which is the
numerator, indicating the number of these parts included
in the fraction; as 1/2, one half, 2/5, two fifths.
Complex fraction, a fraction having a fraction or mixed
number in the numerator or denominator, or in both.
--Davies & Peck.
Compound fraction, a fraction of a fraction; two or more
fractions connected by of.
Continued fraction, Decimal fraction, Partial fraction,
etc. See under Continued, Decimal, Partial, etc.
Improper fraction, a fraction in which the numerator is
greater than the denominator.
Proper fraction, a fraction in which the numerator is less
than the denominator. DiffractionDiffraction Dif*frac"tion, n. [Cf. F. diffraction.] (Opt.)
The deflection and decomposition of light in passing by the
edges of opaque bodies or through narrow slits, causing the
appearance of parallel bands or fringes of prismatic colors,
as by the action of a grating of fine lines or bars.
Remarked by Grimaldi (1665), and referred by him to a
property of light which he called diffraction.
--Whewell.
Diffraction grating. (Optics) See under Grating.
Diffraction spectrum. (Optics) See under Spectrum. Diffraction gratingDiffraction Dif*frac"tion, n. [Cf. F. diffraction.] (Opt.)
The deflection and decomposition of light in passing by the
edges of opaque bodies or through narrow slits, causing the
appearance of parallel bands or fringes of prismatic colors,
as by the action of a grating of fine lines or bars.
Remarked by Grimaldi (1665), and referred by him to a
property of light which he called diffraction.
--Whewell.
Diffraction grating. (Optics) See under Grating.
Diffraction spectrum. (Optics) See under Spectrum. diffraction gratingGrating Grat"ing, n. [See 2d Grate.]
1. A partition, covering, or frame of parallel or cross bars;
a latticework resembling a window grate; as, the grating
of a prison or convent.
2. (Optics) A system of close equidistant and parallel lines
lines or bars, especially lines ruled on a polished
surface, used for producing spectra by diffraction; --
called also diffraction grating.
3. pl. (Naut.) The strong wooden lattice used to cover a
hatch, admitting light and air; also, a movable Lattice
used for the flooring of boats. [1913 Webster] Diffraction spectrumSpectrum Spec"trum, n.; pl. Spectra. [L. See Specter.]
1. An apparition; a specter. [Obs.]
2. (Opt.)
(a) The several colored and other rays of which light is
composed, separated by the refraction of a prism or
other means, and observed or studied either as spread
out on a screen, by direct vision, by photography, or
otherwise. See Illust. of Light, and Spectroscope.
(b) A luminous appearance, or an image seen after the eye
has been exposed to an intense light or a strongly
illuminated object. When the object is colored, the
image appears of the complementary color, as a green
image seen after viewing a red wafer lying on white
paper. Called also ocular spectrum.
Absorption spectrum, the spectrum of light which has passed
through a medium capable of absorbing a portion of the
rays. It is characterized by dark spaces, bands, or lines.
Chemical spectrum, a spectrum of rays considered solely
with reference to their chemical effects, as in
photography. These, in the usual photogrophic methods,
have their maximum influence at and beyond the violet
rays, but are not limited to this region.
Chromatic spectrum, the visible colored rays of the solar
spectrum, exhibiting the seven principal colors in their
order, and covering the central and larger portion of the
space of the whole spectrum.
Continous spectrum, a spectrum not broken by bands or
lines, but having the colors shaded into each other
continously, as that from an incandescent solid or liquid,
or a gas under high pressure.
Diffraction spectrum, a spectrum produced by diffraction,
as by a grating.
Gaseous spectrum, the spectrum of an incandesoent gas or
vapor, under moderate, or especially under very low,
pressure. It is characterized by bright bands or lines.
Normal spectrum, a representation of a spectrum arranged
upon conventional plan adopted as standard, especially a
spectrum in which the colors are spaced proportionally to
their wave lengths, as when formed by a diffraction
grating.
Ocular spectrum. See Spectrum, 2
(b), above.
Prismatic spectrum, a spectrum produced by means of a
prism.
Solar spectrum, the spectrum of solar light, especially as
thrown upon a screen in a darkened room. It is
characterized by numerous dark lines called Fraunhofer
lines.
Spectrum analysis, chemical analysis effected by comparison
of the different relative positions and qualities of the
fixed lines of spectra produced by flames in which
different substances are burned or evaporated, each
substance having its own characteristic system of lines.
Thermal spectrum, a spectrum of rays considered solely with
reference to their heating effect, especially of those
rays which produce no luminous phenomena. Diffraction spectrumDiffraction Dif*frac"tion, n. [Cf. F. diffraction.] (Opt.)
The deflection and decomposition of light in passing by the
edges of opaque bodies or through narrow slits, causing the
appearance of parallel bands or fringes of prismatic colors,
as by the action of a grating of fine lines or bars.
Remarked by Grimaldi (1665), and referred by him to a
property of light which he called diffraction.
--Whewell.
Diffraction grating. (Optics) See under Grating.
Diffraction spectrum. (Optics) See under Spectrum. Double refraction micrometerMicrometer Mi*crom"e*ter, n. [Micro- + -meter: cf. F.
microm[`e]tre.]
An instrument, used with a telescope or microscope, for
measuring minute distances, or the apparent diameters of
objects which subtend minute angles. The measurement given
directly is that of the image of the object formed at the
focus of the object glass.
Circular, or Ring, micrometer, a metallic ring fixed in
the focus of the object glass of a telescope, and used to
determine differences of right ascension and declination
between stars by observations of the times at which the
stars cross the inner or outer periphery of the ring.
Double image micrometer, a micrometer in which two images
of an object are formed in the field, usually by the two
halves of a bisected lens which are movable along their
line of section by a screw, and distances are determined
by the number of screw revolutions necessary to bring the
points to be measured into optical coincidence. When the
two images are formed by a bisected object glass, it is
called a divided-object-glass micrometer, and when the
instrument is large and equatorially mounted, it is known
as a heliometer.
Double refraction micrometer, a species of double image
micrometer, in which the two images are formed by the
double refraction of rock crystal.
Filar, or Bifilar, micrometer. See under Bifilar.
Micrometer caliper or gauge (Mech.), a caliper or gauge
with a micrometer screw, for measuring dimensions with
great accuracy.
Micrometer head, the head of a micrometer screw.
Micrometer microscope, a compound microscope combined with
a filar micrometer, used chiefly for reading and
subdividing the divisions of large astronomical and
geodetical instruments.
Micrometer screw, a screw with a graduated head used in
some forms of micrometers.
Position micrometer. See under Position.
Scale, or Linear, micrometer, a minute and very
delicately graduated scale of equal parts used in the
field of a telescope or microscope, for measuring
distances by direct comparison. Fraction
Fraction Frac"tion, v. t. (Chem.)
To separate by means of, or to subject to, fractional
distillation or crystallization; to fractionate; --
frequently used with out; as, to fraction out a certain grade
of oil from pretroleum.
FractionFraction Frac"tion, n. [F. fraction, L. fractio a breaking,
fr. frangere, fractum, to break. See Break.]
1. The act of breaking, or state of being broken, especially
by violence. [Obs.]
Neither can the natural body of Christ be subject to
any fraction or breaking up. --Foxe.
2. A portion; a fragment.
Some niggard fractions of an hour. --Tennyson.
3. (Arith. or Alg.) One or more aliquot parts of a unit or
whole number; an expression for a definite portion of a
unit or magnitude.
Common, or Vulgar, fraction, a fraction in which the
number of equal parts into which the integer is supposed
to be divided is indicated by figures or letters, called
the denominator, written below a line, over which is the
numerator, indicating the number of these parts included
in the fraction; as 1/2, one half, 2/5, two fifths.
Complex fraction, a fraction having a fraction or mixed
number in the numerator or denominator, or in both.
--Davies & Peck.
Compound fraction, a fraction of a fraction; two or more
fractions connected by of.
Continued fraction, Decimal fraction, Partial fraction,
etc. See under Continued, Decimal, Partial, etc.
Improper fraction, a fraction in which the numerator is
greater than the denominator.
Proper fraction, a fraction in which the numerator is less
than the denominator. fractionFraction Frac"tion, n. [F. fraction, L. fractio a breaking,
fr. frangere, fractum, to break. See Break.]
1. The act of breaking, or state of being broken, especially
by violence. [Obs.]
Neither can the natural body of Christ be subject to
any fraction or breaking up. --Foxe.
2. A portion; a fragment.
Some niggard fractions of an hour. --Tennyson.
3. (Arith. or Alg.) One or more aliquot parts of a unit or
whole number; an expression for a definite portion of a
unit or magnitude.
Common, or Vulgar, fraction, a fraction in which the
number of equal parts into which the integer is supposed
to be divided is indicated by figures or letters, called
the denominator, written below a line, over which is the
numerator, indicating the number of these parts included
in the fraction; as 1/2, one half, 2/5, two fifths.
Complex fraction, a fraction having a fraction or mixed
number in the numerator or denominator, or in both.
--Davies & Peck.
Compound fraction, a fraction of a fraction; two or more
fractions connected by of.
Continued fraction, Decimal fraction, Partial fraction,
etc. See under Continued, Decimal, Partial, etc.
Improper fraction, a fraction in which the numerator is
greater than the denominator.
Proper fraction, a fraction in which the numerator is less
than the denominator. FractionalFractional Frac"tion*al, a.
1. Of or pertaining to fractions or a fraction; constituting
a fraction; as, fractional numbers.
2. Relatively small; inconsiderable; insignificant; as, a
fractional part of the population.
Fractional crystallization (Chem.), a process of gradual
and approximate purification and separation, by means of
repeated solution and crystallization therefrom.
Fractional currency, small coin, or paper notes, in
circulation, of less value than the monetary unit.
Fractional distillation (Chem.), a process of distillation
so conducted that a mixture of liquids, differing
considerably from each other in their boiling points, can
be separated into its constituents. Fractional crystallizationFractional Frac"tion*al, a.
1. Of or pertaining to fractions or a fraction; constituting
a fraction; as, fractional numbers.
2. Relatively small; inconsiderable; insignificant; as, a
fractional part of the population.
Fractional crystallization (Chem.), a process of gradual
and approximate purification and separation, by means of
repeated solution and crystallization therefrom.
Fractional currency, small coin, or paper notes, in
circulation, of less value than the monetary unit.
Fractional distillation (Chem.), a process of distillation
so conducted that a mixture of liquids, differing
considerably from each other in their boiling points, can
be separated into its constituents. Fractional currencyFractional Frac"tion*al, a.
1. Of or pertaining to fractions or a fraction; constituting
a fraction; as, fractional numbers.
2. Relatively small; inconsiderable; insignificant; as, a
fractional part of the population.
Fractional crystallization (Chem.), a process of gradual
and approximate purification and separation, by means of
repeated solution and crystallization therefrom.
Fractional currency, small coin, or paper notes, in
circulation, of less value than the monetary unit.
Fractional distillation (Chem.), a process of distillation
so conducted that a mixture of liquids, differing
considerably from each other in their boiling points, can
be separated into its constituents. Fractional distillationDistillation Dis`til*la"tion, n. [F. distillation, L.
destillatio.]
1. The act of falling in drops, or the act of pouring out in
drops.
2. That which falls in drops. [R.] --Johnson
3. (Chem.) The separation of the volatile parts of a
substance from the more fixed; specifically, the operation
of driving off gas or vapor from volatile liquids or
solids, by heat in a retort or still, and the condensation
of the products as far as possible by a cool receiver,
alembic, or condenser; rectification; vaporization;
condensation; as, the distillation of illuminating gas and
coal, of alcohol from sour mash, or of boric acid in
steam.
Note: The evaporation of water, its condensation into clouds,
and its precipitation as rain, dew, frost, snow, or
hail, is an illustration of natural distillation.
4. The substance extracted by distilling. --Shak.
Destructive distillation (Chem.), the distillation,
especially of complex solid substances, so that the
ultimate constituents are separated or evolved in new
compounds, -- usually requiring a high degree of heat; as,
the destructive distillation of soft coal or of wood.
Dry distillation, the distillation of substances by
themselves, or without the addition of water or of other
volatile solvent; as, the dry distillation of citric acid.
Fractional distillation. (Chem.) See under Fractional. Fractional distillationFractional Frac"tion*al, a.
1. Of or pertaining to fractions or a fraction; constituting
a fraction; as, fractional numbers.
2. Relatively small; inconsiderable; insignificant; as, a
fractional part of the population.
Fractional crystallization (Chem.), a process of gradual
and approximate purification and separation, by means of
repeated solution and crystallization therefrom.
Fractional currency, small coin, or paper notes, in
circulation, of less value than the monetary unit.
Fractional distillation (Chem.), a process of distillation
so conducted that a mixture of liquids, differing
considerably from each other in their boiling points, can
be separated into its constituents. Fractionally
Fractionally Frac"tion*al*ly, adv.
By fractions or separate portions; as, to distill a liquid
fractionally, that is, so as to separate different portions.
Fractionary
Fractionary Frac"tion*a*ry, a.
Fractional. [Obs.]
Fractionate
Fractionate Frac"tion*ate, v. t.
To separate into different portions or fractions, as in the
distillation of liquids.
FractiousFractious Frac"tious, a. [Cf. Prov. E. frack forward, eager,
E. freak, fridge; or Prov. E. fratch to squabble, quarrel.]
Apt to break out into a passion; apt to scold; cross;
snappish; ugly; unruly; as, a fractious man; a fractious
horse.
Syn: Snappish; peevish; waspish; cross; irritable; perverse;
pettish. -- Frac"tious*ly, v. -- Frac"tious*ness, n. FractiouslyFractious Frac"tious, a. [Cf. Prov. E. frack forward, eager,
E. freak, fridge; or Prov. E. fratch to squabble, quarrel.]
Apt to break out into a passion; apt to scold; cross;
snappish; ugly; unruly; as, a fractious man; a fractious
horse.
Syn: Snappish; peevish; waspish; cross; irritable; perverse;
pettish. -- Frac"tious*ly, v. -- Frac"tious*ness, n. FractiousnessFractious Frac"tious, a. [Cf. Prov. E. frack forward, eager,
E. freak, fridge; or Prov. E. fratch to squabble, quarrel.]
Apt to break out into a passion; apt to scold; cross;
snappish; ugly; unruly; as, a fractious man; a fractious
horse.
Syn: Snappish; peevish; waspish; cross; irritable; perverse;
pettish. -- Frac"tious*ly, v. -- Frac"tious*ness, n. Improper fractionFraction Frac"tion, n. [F. fraction, L. fractio a breaking,
fr. frangere, fractum, to break. See Break.]
1. The act of breaking, or state of being broken, especially
by violence. [Obs.]
Neither can the natural body of Christ be subject to
any fraction or breaking up. --Foxe.
2. A portion; a fragment.
Some niggard fractions of an hour. --Tennyson.
3. (Arith. or Alg.) One or more aliquot parts of a unit or
whole number; an expression for a definite portion of a
unit or magnitude.
Common, or Vulgar, fraction, a fraction in which the
number of equal parts into which the integer is supposed
to be divided is indicated by figures or letters, called
the denominator, written below a line, over which is the
numerator, indicating the number of these parts included
in the fraction; as 1/2, one half, 2/5, two fifths.
Complex fraction, a fraction having a fraction or mixed
number in the numerator or denominator, or in both.
--Davies & Peck.
Compound fraction, a fraction of a fraction; two or more
fractions connected by of.
Continued fraction, Decimal fraction, Partial fraction,
etc. See under Continued, Decimal, Partial, etc.
Improper fraction, a fraction in which the numerator is
greater than the denominator.
Proper fraction, a fraction in which the numerator is less
than the denominator. Index of refraction 3. A table for facilitating reference to topics, names, and
the like, in a book; -- usually alphabetical in
arrangement, and printed at the end of the volume.
4. A prologue indicating what follows. [Obs.] --Shak.
5. (Anat.) The second digit, that next pollex, in the manus,
or hand; the forefinger; index finger.
6. (Math.) The figure or letter which shows the power or root
of a quantity; the exponent. [In this sense the plural is
always indices.]
Index error, the error in the reading of a mathematical
instrument arising from the zero of the index not being in
complete adjustment with that of the limb, or with its
theoretically perfect position in the instrument; a
correction to be applied to the instrument readings equal
to the error of the zero adjustment.
Index expurgatorius. [L.] See Index prohibitorius
(below).
Index finger. See Index, 5.
Index glass, the mirror on the index of a quadrant,
sextant, etc.
Index hand, the pointer or hand of a clock, watch, or other
registering machine; a hand that points to something.
Index of a logarithm (Math.), the integral part of the
logarithm, and always one less than the number of integral
figures in the given number. It is also called the
characteristic.
Index of refraction, or Refractive index (Opt.), the
number which expresses the ratio of the sine of the angle
of incidence to the sine of the angle of refraction. Thus
the index of refraction for sulphur is 2, because, when
light passes out of air into sulphur, the sine of the
angle of incidence is double the sine of the angle of
refraction.
Index plate, a graduated circular plate, or one with
circular rows of holes differently spaced; used in
machines for graduating circles, cutting gear teeth, etc.
Index prohibitorius [L.], or Prohibitory index (R. C.
Ch.), a catalogue of books which are forbidden by the
church to be read; the index expurgatorius [L.], or
expurgatory index, is a catalogue of books from which
passages marked as against faith or morals must be removed
before Catholics can read them. These catalogues are
published with additions, from time to time, by the
Congregation of the Index, composed of cardinals,
theologians, etc., under the sanction of the pope. --Hook.
Index rerum [L.], a tabulated and alphabetized notebook,
for systematic preservation of items, quotations, etc. Infraction
Infraction In*frac"tion, n. [L. infractio: cf. F. infraction.]
The act of infracting or breaking; breach; violation;
nonobservance; infringement; as, an infraction of a treaty,
compact, rule, or law. --I. Watts.
Meaning of Fractio from wikipedia
-
Fractio Panis (English:
Breaking of Bread) is the name
given to a
fresco in the Gr****
Chapel (Capella Greca) in the
Catacomb of Priscilla,
situated on...
- The
Fraction or
fractio panis (Latin for 'breaking of the bread') is the
ceremonial act of
breaking the
consecrated sacramental bread before distribution...
-
avoids monotony.
Notes could be
broken down into
shorter units (called
fractio modi by
Anonymous IV) or two
rhythmic units of the same mode
could be combined...
- by an
Angel "Breaking Bread", an
episode of the TV
series Traffic Light Fractio Panis (Breaking of the Bread), a
fresco in the
Catacomb of Priscilla, Rome...
- The
Breaking of
Bread (
fractio panis) in the
Eucharist at a
Neocatechumenal Way celebration...
-
generally interpreted to be Old and New
Testament scenes,
including the
Fractio Panis.
Above the apse is a Last Judgment. New, and
somewhat controversial...
- In the
Roman Rite, it is
placed after the
Pater Noster and
before the
Fractio Panis. Even
within the
Catholic Church,
there are
liturgical rites (the...
- "Konversations-Lexikon",[clarification needed] and
Joseph Wilpert's work,
Fractio Panis, die
alteste Darstellung der
eucharistischen Opfers (Freiburg in...
