rostellum

noun ros·tel·lum \rä-ˈste-ləm\

Definition of ROSTELLUM

: a small process resembling a beak : a diminutive rostrum: as

a : an extension of the stigma of an orchid flower

b : an anterior prolongation of the head of a tapeworm bearing hooks

— ros·tel·lar \rä-ˈste-lər\ adjective

New Latin, from Latin, diminutive of rostrum beak

First Known Use: circa 1826

Medical Dictionary

noun ros·tel·lum \rä-ˈstel-əm\

: an anterior prolongation of the head of a tapeworm often bearing hooks

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