from The American Heritage® Dictionary of the English Language, 5th Edition.
- noun A painful infection of the gums, oral mucosa, and throat marked by ulcerative lesions and foul breath and caused by anaerobic fusiform bacteria, such as Bacillus fusiformis, in combination with spirochetes, especially Borrelia vincentii.
from Wiktionary, Creative Commons Attribution/Share-Alike License.
- noun idiomatic, medicine
Acute necrotizing ulcerative gingivitis, a severe bacterial infectionof the gums, typically characterized by inflammation, bleeding, deep ulceration, necrotized tissue, pain, fever, enlarged lymph nodes, fatigue, and halitosis.
from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.
- noun an acute communicable infection of the respiratory tract and mouth marked by ulceration of the mucous membrane
from The American Heritage® Dictionary of the English Language, 4th Edition
[From its occurrence in soldiers in trenches.]
from Wiktionary, Creative Commons Attribution/Share-Alike License
Probably coined during World War I when the disease was common among soldiers "in the trenches."
Sorry, no example sentences found.