# inverse

[adjective, noun in-vurs, in-vurs; verb in-vurs]

- reversed in position, order, direction, or tendency.
- Mathematics.
- (of a proportion) containing terms of which an increase in one results in a decrease in another. A term is said to be in inverse proportion to another term if it increases (or decreases) as the other decreases (or increases).
- of or relating to an inverse function.Compare direct(def 16).

- inverted; turned upside down.

Show More

- an inverted state or condition.
- something that is inverse; the direct opposite.
- Mathematics.
- an element of an algebraic system, as a group, corresponding to a given element such that its product or sum with the given element is the identity element.
- inverse function.
- a point related to a given point so that it is situated on the same radius, extended if necessary, of a given circle or sphere and so that the product of the distances of the two points from the center equals the square of the radius of the circle or sphere.
- the set of such inverses of the points of a given set, as the points on a curve.

Show More

- to invert.

Show More

## Origin of inverse

Dictionary.com Unabridged
Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

## Related Words for inversing

shift, overturn, react, degenerate, regress, convert, return, move, transform, twist, switch, swing, change, revert, capsize, renege, backtrack, transpose, tip, modify## inverse

- opposite or contrary in effect, sequence, direction, etc
- maths
- (of a relationship) containing two variables such that an increase in one results in a decrease in the otherthe volume of a gas is in inverse ratio to its pressure
- (of an element) operating on a specified member of a set to produce the identity of the set: the additive inverse element of x is –x, the multiplicative inverse element of x is 1/x

- (usually prenominal) upside-down; invertedin an inverse position

Show More

- maths
- another name for reciprocal (def. 7)
- an inverse element

- logic a categorial proposition derived from another by changing both the proposition and its subject from affirmative to negative, or vice versa, as all immortals are angels from no mortals are angels

Show More

## Word Origin for inverse

C17: from Latin inversus, from invertere to invert

Collins English Dictionary - Complete & Unabridged 2012 Digital Edition
© William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins
Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

## Word Origin and History for inversing

## inverse

mid-15c., from Latin inversus, past participle of invertere (see invert). Related: Inversely. As a noun, 1680s, from the adjective.

Show More

Online Etymology Dictionary, © 2010 Douglas Harper

## inverse

- Relating to a mathematical operation whose nature or effect is the opposite of another operation. For example, addition and subtraction are inverse operations, as are multiplication and division.

Show More

- An inverse operation. Subtraction is the inverse of addition.
- Either of a pair of elements in a set whose result under the mathematical operation of the set is the identity element. For example, the inverse of 5 under multiplication is 15, since 5 X 15 = 1, the identity element under multiplication. The inverse of 5 under addition is -5, since 5 + -5 = 0.

Show More

The American Heritage® Science Dictionary
Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.