Lexic.us

Definition of Pullback

1. Noun. A device (as a decorative loop of cord or fabric) for holding or drawing something back. "The draperies were drawn to the sides by pullbacks"

2. Noun. (military) the act of pulling back (especially an orderly withdrawal of troops). "The pullback is expected to be over 25,000 troops"

Definition of Pullback

1. n. That which holds back, or causes to recede; a drawback; a hindrance.

Definition of Pullback

1. Noun. The act or result of pulling back; a withdrawal ¹

2. Noun. That which holds back, or causes to recede; a drawback; a hindrance. ¹

3. Noun. (architecture) The iron hook fixed to a casement to pull it shut, or to hold it partly open at a fixed point. ¹

4. Noun. (finance) A reduction in the price of a financial instrument after reaching a peak ¹

5. Noun. (category theory) Given a pair of morphisms $f:X\backslash rightarrow\; Z$ and $g:\; Y\backslash rightarrow\; Z$ with a common codomain, ''Z'', their '''pullback''' is a pair of morphisms $p\_1:P\backslash rightarrow\; X$ and $p\_2:P\backslash rightarrow\; Y$ as well as their common domain, ''P'', such that the equation $f\backslash circ\; p\_1\; =\; g\backslash circ\; p\_2$ is satisfied, and for which there is the ''universal property'' that for any other object ''Q'' for which there are also morphisms $q\_1:\; Q\backslash rightarrow\; X$, $q\_2:\; Q\backslash rightarrow\; Y$; there is a unique morphism $u:\; Q\backslash rightarrow\; P$ such that $p\_1\backslash circ\; u\; =\; q\_1$ and $p\_2\; \backslash circ\; u\; =\; q\_2$. ¹

¹ Source: wiktionary.com

Definition of Pullback

1. a restraint or drawback [n -S]

Pullback Pictures

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Lexicographical Neighbors of Pullback

pull the rug out from under someone pull the string pull the trigger pull the wool over somebody's eyes pull the wool over someone's eyes pull through pull together pull up pull up a pew pull up short

pull up stakes pull up stumps pull wires pulla pullable pullbacks pulldown pulldowns pulled pulled a train

pulled one's head in pulled one's own weight pulled one's weight pulled over pulled pork pulled teeth pulled together puller puller-outer

Literary usage of Pullback

Below you will find example usage of this term as found in modern and/or classical literature:

1. International Trade and Core Labour Standards by OECD Staff, Organization For Economic Cooperat OECD (2000)
"4.5 Meromorphic Functions and Meromorphic Mappings (a) pullback of holomorphic functions and plurisubharmonic functions. Let M and A' be complex manifolds ..."

2. A Library of American Literature from the Earliest Settlement to the Present by Edmund Clarence Stedman, Ellen Mackay Hutchinson (1889)
"Trustee pullback offered the following resolution : " Re»olved, ... Brother pullback hesitated, scratched his ear, rubbed his elbow, and was evidently ..."

3. Proceedings of the Berkeley-Ames Conference on Nonlinear Problems in Control by Louis R. Hunt, Clyde Martin (1984)
"We therefore assume that, for the given function A, it is possible to find a 1-form A on the 2-torus which satisfies (10), and whose pullback under J is ..."

4. Brother Gardner's Lime-Kiln Club: Being the Regular Proceedings of the by M. Quad (1882)
""Brudder pullback," said the President, as he looked at the member over the top ... Brother pullback hesitated, scratched his ear, rubbed his elbow, ..."

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