Definition of Index finger. Meaning of Index finger. Synonyms of Index finger

Here you will find one or more explanations in English for the word Index finger. Also in the bottom left of the page several parts of wikipedia pages related to the word Index finger and, of course, Index finger synonyms and on the right images related to the word Index finger.

Definition of Index finger

Index finger
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.

Meaning of Index finger from wikipedia

- The index finger (also referred to as forefinger, first finger, second finger, pointer finger, trigger finger, digitus secundus, digitus II, and many...
- different digits or fingers on a hand. The most commonly studied digit ratio is that of the 2nd (index finger) and 4th (ring finger), also referred to...
- gesture that was po****rized in South Korea in the 1990s, in which the index finger and thumb come together like a snap to form a tiny heart.[unreliable...
- middle finger, long finger, second finger, third finger, toll finger or tall man is the third digit of the human hand, located between the index finger and...
- is a raised right hand with the ring finger and little finger touching the palm, while the middle and index fingers remain raised. Taken from Ancient Roman...
- periods, the bent index and ring fingers on each side of the middle finger have been likened to represent the testes. The middle finger gesture was used...
- the index finger, middle finger, ring finger, and little finger or pinkie. According to different definitions, the thumb can be called a finger, or not...
- tension between the thumb and another (middle, index, or ring) finger and then moving the other finger forcefully downward, so it hits the palm of the...
- the thumb or the index finger, depending on the context. Consequently, also the terms second finger, third finger and fourth finger depend on the numbering...
- The two-finger salute is a salute given using only the middle and index fingers, while bending the other fingers at the second knuckle, and with the palm...