antennule

[an-ten-yool]

noun Zoology.

a small antenna, especially one of the foremost pair of a crustacean.

Nearby words

Origin of antennule

First recorded in 1835–45; antenn(a) + -ule

Related formsan·ten·nu·lar

[an-ten-yuh-ler] /ænˈtɛn yə lər/, an·ten·nu·lar·y

[an-ten-yuh-ler-ee] /ænˈtɛn yəˌlɛr i/, adjective

Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

Examples from the Web for antennule

If it is in its natural position, it is not an antennule, but the endopodite of the second or third pair of cephalic appendages.
The Appendages, Anatomy, and Relationships of Trilobites|Percy Edward Raymond
Make a drawing of the surface of part of an eye; also of an antennule; and of an antenna.
Elementary Zoology, Second Edition|Vernon L. Kellogg

British Dictionary definitions for antennule

antennule

noun

one of a pair of small mobile appendages on the heads of crustaceans in front of the antennae, usually having a sensory function

Word Origin for antennule

C19: from French, diminutive of antenna

Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012