'Hypopharynx' definitions:

Definition of 'Hypopharynx'

From: GCIDE
  • Hypopharynx \Hy`po*phar"ynx\, n. [NL. See Hypo-, and Pharynx.] (Zool.) An appendage or fold on the lower side of the pharynx, in certain insects. [1913 Webster]