annular
[an-yuh-ler]
- having the form of a ring.
- (of a carpenter's nail) having a series of concentric grooves to improve holding power.
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Origin of annular
Dictionary.com Unabridged
Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018
Examples from the Web for annular
Historical Examples
In 1748 Scotland was again favoured with a central eclipse, but it was only annular.
The Story of EclipsesGeorge Chambers
Hind found that the eclipse was annular on the central line.
The Story of EclipsesGeorge Chambers
In 1567 there was an annular eclipse visible at Rome on April 9.
The Story of EclipsesGeorge Chambers
The angle of the anterior chamber is a true angle and not an annular sinus.
GlaucomaVarious
One of the annular constrictions is constantly in the sagittal plane (separating the right and left halves of the shell).
annular
- ring-shaped; of or forming a ring
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Word Origin
C16: from Latin annulāris, from annulus, ānulus ring
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition
© William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins
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Word Origin and History for annular
adj.
"ring-shaped," 1570s, from French annulaire (16c.) or directly from Latin annularis "pertaining to a ring," from annulus, diminutive of anus "ring" (see anus). An annular eclipse (1727) is one in which the dark body of the moon is smaller than the disk of the sun, so that at the height of it the sun appears as a ring of light. Related: Annularity.
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Online Etymology Dictionary, © 2010 Douglas Harper
annular
(ăn′yə-lər)- Shaped like or forming a ring.
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The American Heritage® Stedman's Medical Dictionary
Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.
annular
[ăn′yə-lər]
- Forming or shaped like a ring.
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The American Heritage® Science Dictionary
Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.