swimmeret
Americannoun
noun
"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-
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.
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Also called pleopod
Etymology
Origin of swimmeret
1830–40; swimmer ( def. ) + -et
Example Sentences
Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.
Mathematics will allow us to step back from the specifics of the swimmeret system and describe how limb coordination is being achieved.”
From US News
For some ten months the female lobster carries the eggs in this way, aerating them all the time with the movement of the swimmerets.
From Project Gutenberg
They can swim along by using the little "swimmerets" under their bodies.
From Project Gutenberg
The crayfish, a lobster-like crustacean that uses four abdominal appendages known as swimmerets to propel itself through streams and lakes, may provide some of the answers.
From US News
We know for each swimmeret which neurons export information about the swimmerets’ movement to other parts of the nervous system, and we know the neurons they talk to,” Mulloney said.
From US News
Definitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023
Idioms from The American Heritage® Idioms Dictionary copyright © 2002, 2001, 1995 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company.