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Medical Definition of Isthmus pharyngonasalis
1. The opening into the nasopharynx of the nasal cavity on either side. Synonym: isthmus pharyngonasalis, posterior naris, postnaris. Origin: Mod. L. Fr. G. Choane, a funnel (05 Mar 2000)
Lexicographical Neighbors of Isthmus Pharyngonasalis
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