Ludwig's angina
noun
Lud·wig's angina
| \ ˈlüd-(ˌ)vigz-
\
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Medical Definition of Ludwig's angina
: an acute streptococcal or sometimes staphylococcal infection of the deep tissues of the floor of the mouth and adjoining parts of the neck and lower jaw that is marked by severe rapid swelling which may close the respiratory passage and that is accompanied by chills and fever