[ kon-vuh-loo-shuhn ]
/ ˌkɒn vəˈlu ʃən /


a rolled up or coiled condition.
a rolling or coiling together.
a turn of anything coiled; whorl.
Anatomy. one of the sinuous folds or ridges of the surface of the brain.

Origin of convolution

1535–45; < Latin convolūt- (see convolute) + -ion

OTHER WORDS FROM convolution

con·vo·lu·tion·al, con·vo·lu·tion·ar·y [kon-vuh-loo-shuh-ner-ee] /ˌkɒn vəˈlu ʃəˌnɛr i/, adjective Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

Examples from the Web for convolution

British Dictionary definitions for convolution

/ (ˌkɒnvəˈluːʃən) /


a twisting together; a turn, twist, or coil
an intricate, involved, or confused matter or condition
Also called: gyrus any of the numerous convex folds or ridges of the surface of the brain

Derived forms of convolution

convolutional or convolutionary, adjective
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

Medicine definitions for convolution

[ kŏn′və-lōōshən ]


A form or part that is folded or coiled.
One of the convex folds of the surface of the brain.
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.