antrum
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an·trum
(ăn′trəm)n. pl. an·tra (-trə)
1. A cavity or chamber, especially one in a bone.
2. Either of the sinuses in the bones of the upper jaw, opening into the nasal cavity.
[Late Latin, cavity in the body, from Latin, cave, from Greek antron.]
an′tral adj.
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.
antrum
(ˈæntrəm)n, pl -tra (-trə)
(Anatomy) anatomy a natural cavity, hollow, or sinus, esp in a bone
[C14: from Latin: cave, from Greek antron]
ˈantral adj
Collins English Dictionary – Complete and Unabridged, 12th Edition 2014 © HarperCollins Publishers 1991, 1994, 1998, 2000, 2003, 2006, 2007, 2009, 2011, 2014
an•trum
(ˈæn trəm)n., pl. -tra (-trə).
a cavity in a body organ, esp. a bony sinus.
[1720–30; < New Latin; Latin: cave < Greek ántron]
an′tral, adj.
Random House Kernerman Webster's College Dictionary, © 2010 K Dictionaries Ltd. Copyright 2005, 1997, 1991 by Random House, Inc. All rights reserved.
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| Noun | 1. |  antrum - a natural cavity or hollow in a bone |
Based on WordNet 3.0, Farlex clipart collection. © 2003-2012 Princeton University, Farlex Inc.
Translations
an·trum
n. antro, cavidad o cámara casi cerrada;
auris ___ → cavidad del oído;
cardiaum ___ → ___ cardial;
follicular ___ → ___ folicular;
mastoid ___ → ___ mastoideo;
maxillary ___ → ___ maxilar o seno maxilar;
pyloricum ___ → ___ pilórico;
tympanic ___ → ___ timpánico.
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