Definition of Pansion. Meaning of Pansion. Synonyms of Pansion
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Definition of Pansion
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Automatic expansion gear Expansion Ex*pan"sion, n. [L. expansio: cf. F. expansion.]
1. The act of expanding or spreading out; the condition of
being expanded; dilation; enlargement.
2. That which is expanded; expanse; extend surface; as, the
expansion of a sheet or of a lake; the expansion was
formed of metal.
The starred expansion of the skies. --Beattie.
3. Space through which anything is expanded; also, pure
space.
Lost in expansion, void and infinite. --Blackmore.
4. (Com.) Enlargement or extension of business transactions;
esp., increase of the circulation of bank notes.
5. (Math.) The developed result of an indicated operation;
as, the expansion of (a + b)^2 is a^2 + 2ab + b^2.
6. (Steam Engine) The operation of steam in a cylinder after
its communication with the boiler has been cut off, by
which it continues to exert pressure upon the moving
piston.
7. (Nav. Arch.) The enlargement of the ship mathematically
from a model or drawing to the full or building size, in
the process of construction. --Ham. Nav. Encyc.
Note: Expansion is also used adjectively, as in expansion
joint, expansion gear, etc.
Expansion curve, a curve the co["o]rdinates of which show
the relation between the pressure and volume of expanding
gas or vapor; esp. (Steam engine), that part of an
indicator diagram which shows the declining pressure of
the steam as it expands in the cylinder.
Expansion gear (Steam Engine). a cut-off gear. See Illust.
of Link motion.
Automatic expansion gear or cut-off, one that is
regulated by the governor, and varies the supply of steam
to the engine with the demand for power.
Fixed expansion gear, or Fixed cut-off, one that always
operates at the same fixed point of the stroke.
Expansion joint, or Expansion coupling (Mech. & Engin.),
a yielding joint or coupling for so uniting parts of a
machine or structure that expansion, as by heat, is
prevented from causing injurious strains; as by heat, is
prevented from causing injurious strains; as:
(a) A side or set of rollers, at the end of bridge truss,
to support it but allow end play.
(b) A telescopic joint in a steam pipe, to permit one part
of the pipe to slide within the other.
(c) A clamp for holding a locomotive frame to the boiler
while allowing lengthwise motion.
Expansion valve (Steam Engine), a cut-off valve, to shut
off steam from the cylinder before the end of each stroke.
Dispansion Dispansion Dis*pan"sion, n. [See Dispand.]
Act of dispanding, or state of being dispanded. [Obs.]
Expansion Expansion Ex*pan"sion, n. [L. expansio: cf. F. expansion.]
1. The act of expanding or spreading out; the condition of
being expanded; dilation; enlargement.
2. That which is expanded; expanse; extend surface; as, the
expansion of a sheet or of a lake; the expansion was
formed of metal.
The starred expansion of the skies. --Beattie.
3. Space through which anything is expanded; also, pure
space.
Lost in expansion, void and infinite. --Blackmore.
4. (Com.) Enlargement or extension of business transactions;
esp., increase of the circulation of bank notes.
5. (Math.) The developed result of an indicated operation;
as, the expansion of (a + b)^2 is a^2 + 2ab + b^2.
6. (Steam Engine) The operation of steam in a cylinder after
its communication with the boiler has been cut off, by
which it continues to exert pressure upon the moving
piston.
7. (Nav. Arch.) The enlargement of the ship mathematically
from a model or drawing to the full or building size, in
the process of construction. --Ham. Nav. Encyc.
Note: Expansion is also used adjectively, as in expansion
joint, expansion gear, etc.
Expansion curve, a curve the co["o]rdinates of which show
the relation between the pressure and volume of expanding
gas or vapor; esp. (Steam engine), that part of an
indicator diagram which shows the declining pressure of
the steam as it expands in the cylinder.
Expansion gear (Steam Engine). a cut-off gear. See Illust.
of Link motion.
Automatic expansion gear or cut-off, one that is
regulated by the governor, and varies the supply of steam
to the engine with the demand for power.
Fixed expansion gear, or Fixed cut-off, one that always
operates at the same fixed point of the stroke.
Expansion joint, or Expansion coupling (Mech. & Engin.),
a yielding joint or coupling for so uniting parts of a
machine or structure that expansion, as by heat, is
prevented from causing injurious strains; as by heat, is
prevented from causing injurious strains; as:
(a) A side or set of rollers, at the end of bridge truss,
to support it but allow end play.
(b) A telescopic joint in a steam pipe, to permit one part
of the pipe to slide within the other.
(c) A clamp for holding a locomotive frame to the boiler
while allowing lengthwise motion.
Expansion valve (Steam Engine), a cut-off valve, to shut
off steam from the cylinder before the end of each stroke.
Expansion coupling Expansion Ex*pan"sion, n. [L. expansio: cf. F. expansion.]
1. The act of expanding or spreading out; the condition of
being expanded; dilation; enlargement.
2. That which is expanded; expanse; extend surface; as, the
expansion of a sheet or of a lake; the expansion was
formed of metal.
The starred expansion of the skies. --Beattie.
3. Space through which anything is expanded; also, pure
space.
Lost in expansion, void and infinite. --Blackmore.
4. (Com.) Enlargement or extension of business transactions;
esp., increase of the circulation of bank notes.
5. (Math.) The developed result of an indicated operation;
as, the expansion of (a + b)^2 is a^2 + 2ab + b^2.
6. (Steam Engine) The operation of steam in a cylinder after
its communication with the boiler has been cut off, by
which it continues to exert pressure upon the moving
piston.
7. (Nav. Arch.) The enlargement of the ship mathematically
from a model or drawing to the full or building size, in
the process of construction. --Ham. Nav. Encyc.
Note: Expansion is also used adjectively, as in expansion
joint, expansion gear, etc.
Expansion curve, a curve the co["o]rdinates of which show
the relation between the pressure and volume of expanding
gas or vapor; esp. (Steam engine), that part of an
indicator diagram which shows the declining pressure of
the steam as it expands in the cylinder.
Expansion gear (Steam Engine). a cut-off gear. See Illust.
of Link motion.
Automatic expansion gear or cut-off, one that is
regulated by the governor, and varies the supply of steam
to the engine with the demand for power.
Fixed expansion gear, or Fixed cut-off, one that always
operates at the same fixed point of the stroke.
Expansion joint, or Expansion coupling (Mech. & Engin.),
a yielding joint or coupling for so uniting parts of a
machine or structure that expansion, as by heat, is
prevented from causing injurious strains; as by heat, is
prevented from causing injurious strains; as:
(a) A side or set of rollers, at the end of bridge truss,
to support it but allow end play.
(b) A telescopic joint in a steam pipe, to permit one part
of the pipe to slide within the other.
(c) A clamp for holding a locomotive frame to the boiler
while allowing lengthwise motion.
Expansion valve (Steam Engine), a cut-off valve, to shut
off steam from the cylinder before the end of each stroke.
Expansion curve Expansion Ex*pan"sion, n. [L. expansio: cf. F. expansion.]
1. The act of expanding or spreading out; the condition of
being expanded; dilation; enlargement.
2. That which is expanded; expanse; extend surface; as, the
expansion of a sheet or of a lake; the expansion was
formed of metal.
The starred expansion of the skies. --Beattie.
3. Space through which anything is expanded; also, pure
space.
Lost in expansion, void and infinite. --Blackmore.
4. (Com.) Enlargement or extension of business transactions;
esp., increase of the circulation of bank notes.
5. (Math.) The developed result of an indicated operation;
as, the expansion of (a + b)^2 is a^2 + 2ab + b^2.
6. (Steam Engine) The operation of steam in a cylinder after
its communication with the boiler has been cut off, by
which it continues to exert pressure upon the moving
piston.
7. (Nav. Arch.) The enlargement of the ship mathematically
from a model or drawing to the full or building size, in
the process of construction. --Ham. Nav. Encyc.
Note: Expansion is also used adjectively, as in expansion
joint, expansion gear, etc.
Expansion curve, a curve the co["o]rdinates of which show
the relation between the pressure and volume of expanding
gas or vapor; esp. (Steam engine), that part of an
indicator diagram which shows the declining pressure of
the steam as it expands in the cylinder.
Expansion gear (Steam Engine). a cut-off gear. See Illust.
of Link motion.
Automatic expansion gear or cut-off, one that is
regulated by the governor, and varies the supply of steam
to the engine with the demand for power.
Fixed expansion gear, or Fixed cut-off, one that always
operates at the same fixed point of the stroke.
Expansion joint, or Expansion coupling (Mech. & Engin.),
a yielding joint or coupling for so uniting parts of a
machine or structure that expansion, as by heat, is
prevented from causing injurious strains; as by heat, is
prevented from causing injurious strains; as:
(a) A side or set of rollers, at the end of bridge truss,
to support it but allow end play.
(b) A telescopic joint in a steam pipe, to permit one part
of the pipe to slide within the other.
(c) A clamp for holding a locomotive frame to the boiler
while allowing lengthwise motion.
Expansion valve (Steam Engine), a cut-off valve, to shut
off steam from the cylinder before the end of each stroke.
Expansion gear Expansion Ex*pan"sion, n. [L. expansio: cf. F. expansion.]
1. The act of expanding or spreading out; the condition of
being expanded; dilation; enlargement.
2. That which is expanded; expanse; extend surface; as, the
expansion of a sheet or of a lake; the expansion was
formed of metal.
The starred expansion of the skies. --Beattie.
3. Space through which anything is expanded; also, pure
space.
Lost in expansion, void and infinite. --Blackmore.
4. (Com.) Enlargement or extension of business transactions;
esp., increase of the circulation of bank notes.
5. (Math.) The developed result of an indicated operation;
as, the expansion of (a + b)^2 is a^2 + 2ab + b^2.
6. (Steam Engine) The operation of steam in a cylinder after
its communication with the boiler has been cut off, by
which it continues to exert pressure upon the moving
piston.
7. (Nav. Arch.) The enlargement of the ship mathematically
from a model or drawing to the full or building size, in
the process of construction. --Ham. Nav. Encyc.
Note: Expansion is also used adjectively, as in expansion
joint, expansion gear, etc.
Expansion curve, a curve the co["o]rdinates of which show
the relation between the pressure and volume of expanding
gas or vapor; esp. (Steam engine), that part of an
indicator diagram which shows the declining pressure of
the steam as it expands in the cylinder.
Expansion gear (Steam Engine). a cut-off gear. See Illust.
of Link motion.
Automatic expansion gear or cut-off, one that is
regulated by the governor, and varies the supply of steam
to the engine with the demand for power.
Fixed expansion gear, or Fixed cut-off, one that always
operates at the same fixed point of the stroke.
Expansion joint, or Expansion coupling (Mech. & Engin.),
a yielding joint or coupling for so uniting parts of a
machine or structure that expansion, as by heat, is
prevented from causing injurious strains; as by heat, is
prevented from causing injurious strains; as:
(a) A side or set of rollers, at the end of bridge truss,
to support it but allow end play.
(b) A telescopic joint in a steam pipe, to permit one part
of the pipe to slide within the other.
(c) A clamp for holding a locomotive frame to the boiler
while allowing lengthwise motion.
Expansion valve (Steam Engine), a cut-off valve, to shut
off steam from the cylinder before the end of each stroke.
Expansion joint Expansion Ex*pan"sion, n. [L. expansio: cf. F. expansion.]
1. The act of expanding or spreading out; the condition of
being expanded; dilation; enlargement.
2. That which is expanded; expanse; extend surface; as, the
expansion of a sheet or of a lake; the expansion was
formed of metal.
The starred expansion of the skies. --Beattie.
3. Space through which anything is expanded; also, pure
space.
Lost in expansion, void and infinite. --Blackmore.
4. (Com.) Enlargement or extension of business transactions;
esp., increase of the circulation of bank notes.
5. (Math.) The developed result of an indicated operation;
as, the expansion of (a + b)^2 is a^2 + 2ab + b^2.
6. (Steam Engine) The operation of steam in a cylinder after
its communication with the boiler has been cut off, by
which it continues to exert pressure upon the moving
piston.
7. (Nav. Arch.) The enlargement of the ship mathematically
from a model or drawing to the full or building size, in
the process of construction. --Ham. Nav. Encyc.
Note: Expansion is also used adjectively, as in expansion
joint, expansion gear, etc.
Expansion curve, a curve the co["o]rdinates of which show
the relation between the pressure and volume of expanding
gas or vapor; esp. (Steam engine), that part of an
indicator diagram which shows the declining pressure of
the steam as it expands in the cylinder.
Expansion gear (Steam Engine). a cut-off gear. See Illust.
of Link motion.
Automatic expansion gear or cut-off, one that is
regulated by the governor, and varies the supply of steam
to the engine with the demand for power.
Fixed expansion gear, or Fixed cut-off, one that always
operates at the same fixed point of the stroke.
Expansion joint, or Expansion coupling (Mech. & Engin.),
a yielding joint or coupling for so uniting parts of a
machine or structure that expansion, as by heat, is
prevented from causing injurious strains; as by heat, is
prevented from causing injurious strains; as:
(a) A side or set of rollers, at the end of bridge truss,
to support it but allow end play.
(b) A telescopic joint in a steam pipe, to permit one part
of the pipe to slide within the other.
(c) A clamp for holding a locomotive frame to the boiler
while allowing lengthwise motion.
Expansion valve (Steam Engine), a cut-off valve, to shut
off steam from the cylinder before the end of each stroke.
Expansion valve Expansion Ex*pan"sion, n. [L. expansio: cf. F. expansion.]
1. The act of expanding or spreading out; the condition of
being expanded; dilation; enlargement.
2. That which is expanded; expanse; extend surface; as, the
expansion of a sheet or of a lake; the expansion was
formed of metal.
The starred expansion of the skies. --Beattie.
3. Space through which anything is expanded; also, pure
space.
Lost in expansion, void and infinite. --Blackmore.
4. (Com.) Enlargement or extension of business transactions;
esp., increase of the circulation of bank notes.
5. (Math.) The developed result of an indicated operation;
as, the expansion of (a + b)^2 is a^2 + 2ab + b^2.
6. (Steam Engine) The operation of steam in a cylinder after
its communication with the boiler has been cut off, by
which it continues to exert pressure upon the moving
piston.
7. (Nav. Arch.) The enlargement of the ship mathematically
from a model or drawing to the full or building size, in
the process of construction. --Ham. Nav. Encyc.
Note: Expansion is also used adjectively, as in expansion
joint, expansion gear, etc.
Expansion curve, a curve the co["o]rdinates of which show
the relation between the pressure and volume of expanding
gas or vapor; esp. (Steam engine), that part of an
indicator diagram which shows the declining pressure of
the steam as it expands in the cylinder.
Expansion gear (Steam Engine). a cut-off gear. See Illust.
of Link motion.
Automatic expansion gear or cut-off, one that is
regulated by the governor, and varies the supply of steam
to the engine with the demand for power.
Fixed expansion gear, or Fixed cut-off, one that always
operates at the same fixed point of the stroke.
Expansion joint, or Expansion coupling (Mech. & Engin.),
a yielding joint or coupling for so uniting parts of a
machine or structure that expansion, as by heat, is
prevented from causing injurious strains; as by heat, is
prevented from causing injurious strains; as:
(a) A side or set of rollers, at the end of bridge truss,
to support it but allow end play.
(b) A telescopic joint in a steam pipe, to permit one part
of the pipe to slide within the other.
(c) A clamp for holding a locomotive frame to the boiler
while allowing lengthwise motion.
Expansion valve (Steam Engine), a cut-off valve, to shut
off steam from the cylinder before the end of each stroke.
Fixed expansion gear Expansion Ex*pan"sion, n. [L. expansio: cf. F. expansion.]
1. The act of expanding or spreading out; the condition of
being expanded; dilation; enlargement.
2. That which is expanded; expanse; extend surface; as, the
expansion of a sheet or of a lake; the expansion was
formed of metal.
The starred expansion of the skies. --Beattie.
3. Space through which anything is expanded; also, pure
space.
Lost in expansion, void and infinite. --Blackmore.
4. (Com.) Enlargement or extension of business transactions;
esp., increase of the circulation of bank notes.
5. (Math.) The developed result of an indicated operation;
as, the expansion of (a + b)^2 is a^2 + 2ab + b^2.
6. (Steam Engine) The operation of steam in a cylinder after
its communication with the boiler has been cut off, by
which it continues to exert pressure upon the moving
piston.
7. (Nav. Arch.) The enlargement of the ship mathematically
from a model or drawing to the full or building size, in
the process of construction. --Ham. Nav. Encyc.
Note: Expansion is also used adjectively, as in expansion
joint, expansion gear, etc.
Expansion curve, a curve the co["o]rdinates of which show
the relation between the pressure and volume of expanding
gas or vapor; esp. (Steam engine), that part of an
indicator diagram which shows the declining pressure of
the steam as it expands in the cylinder.
Expansion gear (Steam Engine). a cut-off gear. See Illust.
of Link motion.
Automatic expansion gear or cut-off, one that is
regulated by the governor, and varies the supply of steam
to the engine with the demand for power.
Fixed expansion gear, or Fixed cut-off, one that always
operates at the same fixed point of the stroke.
Expansion joint, or Expansion coupling (Mech. & Engin.),
a yielding joint or coupling for so uniting parts of a
machine or structure that expansion, as by heat, is
prevented from causing injurious strains; as by heat, is
prevented from causing injurious strains; as:
(a) A side or set of rollers, at the end of bridge truss,
to support it but allow end play.
(b) A telescopic joint in a steam pipe, to permit one part
of the pipe to slide within the other.
(c) A clamp for holding a locomotive frame to the boiler
while allowing lengthwise motion.
Expansion valve (Steam Engine), a cut-off valve, to shut
off steam from the cylinder before the end of each stroke.
Triple-expansion steam engine Triple-expansion steam engine, a compound steam engine in
which the same steam performs work in three cylinders
successively.
Triple measure (Mus.), a measure of tree beats of which
first only is accented.
Triple ratio (Math.), a ratio which is equal to 3.
Triple salt (Chem.), a salt containing three distinct basic
atoms as radicals; thus, microcosmic salt is a triple
salt.
Triple star (Astron.), a system of three stars in close
proximity.
Triple time (Mus.), that time in which each measure is
divided into three equal parts.
Triple valve, in an automatic air brake for railroad cars,
the valve under each car, by means of which the brake is
controlled by a change of pressure in the air pipe leading
from the locomotive.
