'Rostrula' definitions:

Definition of 'Rostrula'

From: GCIDE
  • Rostrulum \Ros"tru*lum\ (-tr[.u]*l[u^]m), n.; pl. Rostrula. [NL., dim. of L. rostrum a beak.] A little rostrum, or beak, as of an insect. [1913 Webster]