antrum
[an-truh m]
noun, plural an·tra [an-truh] /ˈæn trə/. Anatomy.
a cavity in a body organ, especially a bone.
Origin of antrum
1720–30; < Latin < Greek ántron cave
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Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019
Examples from the Web for antrum
Historical Examples of antrum
Antrum duplicatum, 1-loculare, superne apertum, pericarpiis osseis intus nidulantibus.
The Botanical Magazine Vol. 8William Curtis
We found that the tumor did extend from the antrum, into which I could bore my finger easily.
It is rarely possible to enter the antrum through its natural ostium.
In my opinion, however, it is always wiser in such cases to open the antrum.
The antrum pyloricum is small and not very distinctly marked.
antrum
noun plural -tra (-trə)
Word Origin for antrum
C14: from Latin: cave, from Greek antron
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition
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Online Etymology Dictionary, © 2010 Douglas Harper
antrum
[ăn′trəm]
n. pl. an•tra (-trə)
The American Heritage® Stedman's Medical Dictionary
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