rostellum


ros·tel·lum

noun \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

Origin of ROSTELLUM

New Latin, from Latin, diminutive of rostrum beak
First Known Use: circa 1826

ros·tel·lum

noun \rä-ˈstel-əm\   (Medical Dictionary)

Medical Definition of ROSTELLUM

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

Illustration of ROSTELLUM

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