(redirected from circumvolutions)
Also found in: Thesaurus.
Related to circumvolutions: ambage


 (sər-kŭm′və-lo͞o′shən, sûr′kəm-vō-)
1. An act of turning, coiling, or folding about a center, core, or axis.
2. A single turn, coil, or fold; a convolution.

[Middle English circumvolucioun, from Medieval Latin circumvolūtiō, circumvolūtiōn-, from Latin circumvolūtus, past participle of circumvolvere, to roll around; see circumvolve.]
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.


1. the act of turning, winding, or folding around a central axis
2. a single complete turn, cycle, or fold
3. anything winding or sinuous
4. a roundabout course or procedure
[C15: from Medieval Latin circumvolūtiō, from Latin circumvolvere, from circum- + volvere to roll]
ˌcircumvoˈlutory adj
Collins English Dictionary – Complete and Unabridged, 12th Edition 2014 © HarperCollins Publishers 1991, 1994, 1998, 2000, 2003, 2006, 2007, 2009, 2011, 2014


(ˌsɜr kəm vəˈlu ʃən)

1. the act of rolling or turning around.
2. a single complete turn or cycle.
3. a winding or folding about something.
4. a fold so wound: the circumvolution of a snail shell.
5. a winding in a sinuous course; a sinuosity.
6. a roundabout course or procedure.
[1400–50; late Middle English < Medieval Latin circumvolūtiō= Latin circumvolū-, variant s. of circumvolvere to circumvolve + -tiō -tion]
Random House Kernerman Webster's College Dictionary, © 2010 K Dictionaries Ltd. Copyright 2005, 1997, 1991 by Random House, Inc. All rights reserved.
ThesaurusAntonymsRelated WordsSynonymsLegend:
Noun1.circumvolution - the act of turning or winding or folding around a central axis
rotary motion, rotation - the act of rotating as if on an axis; "the rotation of the dancer kept time with the music"
Based on WordNet 3.0, Farlex clipart collection. © 2003-2012 Princeton University, Farlex Inc.


Circular movement around a point or about an axis:
The American Heritage® Roget's Thesaurus. Copyright © 2013, 2014 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.
References in periodicals archive ?
The detection of lesions in the ileum, 'tile-paved' images through the serosa and 'brain-like circumvolutions' in the mucosa [28] point to proliferative enteritis (Figure 3a).
As we read Rikkat's words, we come to realize that no calligrapher is alien to the truth that the art of calligraphic writing, like any art, is beyond control, once he (the calligrapher) gets "caught up in the game, [his] qalam followed their circumvolutions" (15).
AL: starch; ANT: antheridia; B: bract; CC: coronula cells; CE: spiral cells; CES: sterile oosporangium cell; CI: cytoplasm; CL: chloroplasts; CN: nodal cell; CNV: circumvolutions; CP: pedicelar cell; CT: central oospora cell; GA: starch granule; INT: internodes; LL: free lamellae thylakoids; NOD: nodes; NUC: nucleus; OSF: oospora; OOS: oosporangium; POC: compound oosporangial wall; TI: thylakoids; V: vacuoles.
His characters' confidence, their circumvolutions and their forthrightness, could be construed as a trope for Cervantes's own bearing (Fuentes; Pena Diaz 85-101; Childers 14-23).
The 6 Fr silicon catheter was used to reproduce the circumvolutions of the ureter (Figure 1).
Therefore, let's dive into the circumvolutions within the priest's brain, following the noun as it searches for the adjective.
The cerebral cortex is characterized by numerous creases (including gyri (bumps) and sulci (sulcus sg.) (ditches)) which are called circumvolutions. Each cerebral hemisphere is divided by deeper sulci (grooves) called fissures into five lobes, four located on the surface frontal lobe (the faces of the hemispheres), parietal lobe (central parts of the cerebral hemispheres), temporal lobe (external and lateral parts of the cerebral hemispheres) and occipital lobe (posterior parts of the cerebral hemispheres)-and one located centrally-the island (fig.