| 单词 | swimmeret |
| 释义 | swimmeret[ swim-uh-ret ] / ˈswɪm əˌrɛt / noun(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. Origin of swimmeret1830–40; swimmer + -et Words nearby swimmeretswim, swim against the current, swim bladder, swimfeeder, swim fin, swimmeret, swimmers, swimmer's ear, swimmer's itch, swimming, swimming bath Dictionary.com UnabridgedBased on the Random House Unabridged Dictionary, © Random House, Inc. 2020 British Dictionary definitions for swimmeretswimmeret / (ˈswɪməˌrɛt) / nounany of the small paired appendages on the abdomen of crustaceans, used chiefly in locomotion and reproductionAlso called: pleopod Word Origin for swimmeretC19: 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 swimmeretswimmeret [ 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. |
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