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orifice

[awr-uh-fis, or-] /ˈɔr ə fɪs, ˈɒr-/
noun
1.
an opening or aperture, as of a tube or pipe; a mouthlike opening or hole; mouth; vent.
Origin
1535-1545
1535-45; < Middle French < Late Latin ōrificium, equivalent to Latin ōr- (stem of ōs) mouth + -i- -i- + -fic-, combining form of facere to make, do1 (see -fic) + -ium noun suffix
Related forms
orificial
[awr-uh-fish-uh l, or-] /ˌɔr əˈfɪʃ əl, ˌɒr-/ (Show IPA),
adjective
Can be confused
office, orifice.
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Based on the Random House Dictionary, © Random House, Inc. 2014.
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British Dictionary definitions for orificial

orifice

/ˈɒrɪfɪs/
noun
1.
(mainly Technical) an opening or mouth into a cavity; vent; aperture
Word Origin
C16: via French from Late Latin ōrificium, from Latin ōs mouth + facere to make
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 orificial

orifice

n.

early 15c., from Middle French orifice "the opening of a wound" (14c.) and directly from Latin orificium "an opening," literally "mouth-making," from os (genitive oris) "mouth" (see oral) + facere "make" (see factitious). Related: Orificial.

Online Etymology Dictionary, © 2010 Douglas Harper
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orificial in Medicine

orifice or·i·fice (ôr'ə-fĭs)
n.
An opening, especially to a cavity or passage of the body; a mouth or vent.


or'i·fi'cial (-fĭsh'əl) adj.
The American Heritage® Stedman's Medical Dictionary
Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.
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