[ swim-uh-ret ]
/ ˈswɪm əˌrɛt /
(in many crustaceans) one of a number of abdominal limbs or appendages, usually adapted for swimming and for carrying eggs, as distinguished from other limbs adapted for walking or seizing.
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Origin of swimmeret
1830–40; swimmer + -et
Words nearby swimmeret
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2020
British Dictionary definitions for swimmeret
/ (ˈswɪməˌrɛt) /
any of the small paired appendages on the abdomen of crustaceans, used chiefly in locomotion and reproductionAlso called: pleopod
Word Origin for swimmeret
C19: from swim + -er 1 + -et
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
Scientific definitions for swimmeret
[ swĭm′ə-rĕt′ ]
One of the paired abdominal appendages of certain aquatic crustaceans, such as shrimp, lobsters, and isopods. Swimmerets are normally found on the first five abdominal segments and typically terminate in paired oarlike branches. They function primarily for carrying the eggs in females and are usually adapted for swimming. Also called pleopod
The American Heritage® Science Dictionary Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.