n.
Pronunciation: rä- ' ste-l ə m
Function: noun
Etymology: New Latin, from Latin, diminutive of rostrum beak
Date: circa 1826
: 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- ' ste-l ə r \ adjective