convolution

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Related to convolution: Fourier transform, Convolution theorem

con·vo·lu·tion

(kŏn′və-lo͞o′shən)

1. A form or part that is folded or coiled.

2. One of the convex folds of the surface of the brain.

con′vo·lu′tion·al adj.

American Heritage® Dictionary of the English Language, Fifth Edition. Copyright © 2016 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.

convolution

(ˌkɒnvəˈluːʃən)

1. a twisting together; a turn, twist, or coil

2. an intricate, involved, or confused matter or condition

3. (Anatomy) Also called: gyrus any of the numerous convex folds or ridges of the surface of the brain

ˌconvoˈlutional, ˌconvoˈlutionary adj

Collins English Dictionary – Complete and Unabridged, 12th Edition 2014 © HarperCollins Publishers 1991, 1994, 1998, 2000, 2003, 2006, 2007, 2009, 2011, 2014

con•vo•lu•tion

(ˌkɒn vəˈlu ʃən)

n.

1. a rolled up or coiled condition.

2. a rolling or coiling together.

3. a turn of anything coiled; whorl.

4. one of the sinuous folds or ridges of the surface of the brain.

[1535–45; < Latin]

con`vo•lu′tion•al, con`vo•lu′tion•ar•y (-ʃəˌnɛr i) adj.

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Noun	1.	convolution - the shape of something rotating rapidly swirl, vortex, whirl round shape - a shape that is curved and without sharp angles
	2.	convolution - a convex fold or elevation in the surface of the brain gyrus anatomical structure, bodily structure, body structure, complex body part, structure - a particular complex anatomical part of a living thing; "he has good bone structure" frontal gyrus - any of the convolutions of the outer surface of the frontal lobe of the cerebrum temporal gyrus - any of the convolutions of the outer surface of the temporal lobe of the cerebrum parietal gyrus - any of the convolutions of the outer surface of the parietal lobe of the cerebrum occipital gyrus - any of the convolutions of the outer surface of the occipital lobe of the cerebrum cerebrum - anterior portion of the brain consisting of two hemispheres; dominant part of the brain in humans central gyrus - either of two gyri on either side of the central sulcus
	3.	convolution - the action of coiling or twisting or winding together change of shape - an action that changes the shape of something

convolution

noun twist, complexity, intricacy, contortion, winding, curl, loop, spiral, coil, coiling, helix, undulation, curlicue the size, shape and convolutions of the human brain

Collins Thesaurus of the English Language – Complete and Unabridged 2nd Edition. 2002 © HarperCollins Publishers 1995, 2002

Translations

convolution

[ˌkɒnvəˈluːʃən] N → circunvolución f

Collins Spanish Dictionary - Complete and Unabridged 8th Edition 2005 © William Collins Sons & Co. Ltd. 1971, 1988 © HarperCollins Publishers 1992, 1993, 1996, 1997, 2000, 2003, 2005

convolution

n usu pl (= coil) → Windung f; (of plot) → Verschlungenheit f no pl; (of style) → Gewundenheit f no pl; (of theory) → Kompliziertheit f

Collins German Dictionary – Complete and Unabridged 7th Edition 2005. © William Collins Sons & Co. Ltd. 1980 © HarperCollins Publishers 1991, 1997, 1999, 2004, 2005, 2007

convolution

[ˌkɒnvəˈluːʃən] n (frm) (curve) → circonvoluzione f (Art) → voluta (fig) (of argument) → involuzione f

Collins Italian Dictionary 1st Edition © HarperCollins Publishers 1995

References in classic literature ?

He looked again and decided that it was the purple haze of the hills made dark by a convolution of the canyon wall at its back.

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Lying in strange folds, courses, and convolutions, to their apprehensions, it seems more in keeping with the idea of his general might to regard that mystic part of him as the seat of his intelligence.

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The third day found them on the run-ways of the bushmen--narrow paths that compelled single file and that turned and twisted with endless convolutions through the dense undergrowth.

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The door was open behind them, held back by a big pink conch shell with hints of sea sunsets in its smooth inner convolutions.

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For there drifted out to Soapy's ears sweet music that caught and held him transfixed against the convolutions of the iron fence.

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What thoughts were passing through the convolutions of her reptilian brain?

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The Swede would have felt far from comfortable could he have seen this significant action, or read what was passing amid the convolutions of the brown man's cruel brain.

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What was passing through the convolutions of his savage brain?

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It passed in many convolutions about my limbs and body, leaving at liberty only my head, and my left arm to such extent that I could, by dint of much exertion, supply myself with food from an earthen dish which lay by my side on the floor.

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A bronze dragon nailed by the tail to a bracket writhed away from the wall in calm convolutions, and held, between the conventional fury of its jaws, a crude gas flame that resembled a butterfly.

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For several days in succession low clouds had appeared in the distance, white masses with dark convolutions rest- ing on the water, motionless, almost solid, and yet all the time changing their aspects subtly.

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Dangerfield spoke of as a "nuby," a knitted pink scarf concealing her hair, encircling her neck and having among its convolutions a hole for her perfectly expressionless face.