antennule

[ an-ten-yool ]

/ ænˈtɛn yul /

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noun Zoology.

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

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Origin of antennule

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

OTHER WORDS FROM antennule

an·ten·nu·lar

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

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

Words nearby antennule

antenna, antenna array, antennary, antennate, antennifer, antennule, antenumber, antenuptial, antenuptial marriage contract, anteorbital, antepartum

How to use antennule in a sentence

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
If straightened out, the left antennule would be about 6.1 mm.
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
Measured along the curvature, the same antennule is about 11 mm.
The Appendages, Anatomy, and Relationships of Trilobites|Percy Edward Raymond

British Dictionary definitions for antennule

antennule

/ (ænˈtɛnjuːl) /

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