barbule

• POS: Noun
• HYPHEN: bar=bule

CIDE DICTIONARY

barbule, n. [L. barbula, fr. barba beard.].

•  A very minute barb or beard.  Booth.  [1913 Webster]
•  One of the processes along the edges of the barbs of a feather, by which adjacent barbs interlock. See Feather.  [1913 Webster]

OXFORD DICTIONARY

barbule, n. a minute filament projecting from the barb of a feather.

Etymology

L barbula, dimin. of barba beard

THESAURUS

barbule

antenna, barb, barbel, barrel, cat whisker, cilium, feeler, filament, filamentule, palp, palpus, quill, shaft, tactile cell, tactile corpuscle, tactile hair, tactile organ, tactile process, tactor, vibrissa