The Collaborative International Dictionary
Antennule
Antennule \An*ten"nule\, n. [Dim. of antenna.] (Zo["o]l.) A small antenna; -- applied to the smaller pair of antenn[ae] or feelers of Crustacea.
Wiktionary
antennule
n. (context zoology English) A small antenna
Usage examples of "antennule".
The creature noticed the humans for the first time, gurgling, opening its warning ruff at them wide, snout antennules waving for their scent.