• synonyms


  1. bivalve.
Show More

Origin of lamellibranch

1850–55; < New Latin Lamellibranchia group name. See lamelli-, -branch
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

Examples from the Web for lamellibranch

Historical Examples of lamellibranch

  • In the genus Nucula (fig. 10) we have an example of a Lamellibranch retaining this plume-like form of gill.

    Encyclopaedia Britannica, 11th Edition, Volume 16, Slice 1


British Dictionary definitions for lamellibranch


noun, adjective
  1. another word for bivalve (def. 1), bivalve (def. 2)
Show More
Derived Formslamellibranchiate, adjective, noun

Word Origin for lamellibranch

C19: from New Latin lamellibranchia plate-gilled (animals); see lamella, branchia
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

lamellibranch in Science


  1. Any of the bivalve mollusks of the subclass Lamellibranchia, the largest group of bivalves. Lamellibranchs have gills that consist of long, folded filaments with cilia at the end that draw in water for respiration and also filter food particles. Lamellibranchs include clams, scallops, and oysters.
  2. In former classifications, any bivalve mollusk.
Show More
The American Heritage® Science Dictionary Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.