Dictionary.com

orifice

[ awr-uh-fis, or- ]
/ ˈɔr ə fɪs, ˈɒr- /
Save This Word!

noun
an opening or aperture, as of a tube or pipe; a mouthlike opening or hole; mouth; vent.
QUIZ
GOOSES. GEESES. I WANT THIS QUIZ ON PLURAL NOUNS!
Test how much you really know about regular and irregular plural nouns with this quiz.
Question 1 of 9
Which of the following nouns has an irregular plural form?

Origin of orifice

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

OTHER WORDS FROM orifice

or·i·fi·cial [awr-uh-fish-uhl, or-], /ˌɔr əˈfɪʃ əl, ˌɒr-/, adjective

WORDS THAT MAY BE CONFUSED WITH orifice

office, orifice
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2022

How to use orifice in a sentence

British Dictionary definitions for orifice

orifice
/ (ˈɒrɪfɪs) /

noun
mainly Technical an opening or mouth into a cavity; vent; aperture

Word Origin for orifice

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 Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Medical definitions for orifice

orifice
[ ôrə-fĭs ]

n.
An opening, especially to a cavity or passage of the body; a mouth or vent.

Other words from orifice

or′i•ficial (-fĭshəl) adj.
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.
FEEDBACK