Definitions
from The American Heritage® Dictionary of the English Language, 5th Edition.
- noun A cavity or chamber, especially one in a bone.
- noun Either of the sinuses in the bones of the upper jaw, opening into the nasal cavity.
from The Century Dictionary.
- noun A name of various cavities in the body, but when used alone signifying the antrum Highmorianum (cavity of Highmore, also called
sinus maxillaris ), a cavity in the superior maxillary bone, lined with mucous membrane and communicating with the middle meatus of the nose.
from the GNU version of the Collaborative International Dictionary of English.
- noun A cavern or cavity, esp. an anatomical cavity or sinus.
from Wiktionary, Creative Commons Attribution/Share-Alike License.
- noun biology A bodily
cavity , especially one having bony walls, especially one in thesinuses .
from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.
- noun a natural cavity or hollow in a bone
Etymologies
from The American Heritage® Dictionary of the English Language, 4th Edition
from Wiktionary, Creative Commons Attribution/Share-Alike License
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Examples
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On the medial wall of the entrance to the antrum is a rounded eminence, situated above and behind the prominence of the facial canal; it corresponds with the position of the ampullated ends of the superior and lateral semicircular canals.
X. The Organs of the Senses and the Common Integument. 1d. 2. The Middle Ear or Tympanic Cavity 1918
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The entrance to the antrum is a large irregular aperture, which leads backward from the epitympanic recess into a considerable air space, named the tympanic or mastoid antrum (see page 142).
X. The Organs of the Senses and the Common Integument. 1d. 2. The Middle Ear or Tympanic Cavity 1918
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It is somewhat conical with its base applied to the upper orifice of the stomach, and is known as the antrum cardiacum.
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The stomach wall can be pushed by the tube into almost any position, and with the aid of gentle external abdominal manipulation to draw over the pylorus it is possible to examine directly almost all of the gastric walls except the pyloric antrum, which is reachable in relatively few cases.
Bronchoscopy and Esophagoscopy A Manual of Peroral Endoscopy and Laryngeal Surgery Chevalier Jackson 1911
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I'm not sure what happens when an antrum washout is performed spontaneously, even on the spur of the moment and in anger shall we say, using a left oblique italic nib via a Mont Blanc pen tanked up with a nice permanent black
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When I scrubbed in ENT theatres it used to be called an antrum washout but probably has a completely new and fancy name now, like post-nasal irrigational lavage or something but William Hague was entirely thankful to have his done by this method whilst he was Prime Minister
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I'm not sure what happens when an antrum washout is performed spontaneously, even on the spur of the moment and in anger shall we say, using a left oblique italic nib via a Mont Blanc pen tanked up with a nice permanent black
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When I scrubbed in ENT theatres it used to be called an antrum washout but probably has a completely new and fancy name now, like post-nasal irrigational lavage or something but William Hague was entirely thankful to have his done by this method whilst he was Prime Minister
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Normal biopsies from the gastric antrum were very rare, but I eventually found 20 examples, and none showed the bacteria.
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With experience, I found the same features in the mucosa from the corpus, usually much more mild, superficial and focal than the antrum.
mollusque commented on the word antrum
You go in and complain of a sinus headache and he washes out your antrums for you.
Raymond Chandler, 1953, The Long Goodbye, chapter 15
September 5, 2009