[ noo-duh-brangk, nyoo- ]
/ ˈnu dəˌbræŋk, ˈnyu- /


a shell-less, marine snail of the suborder Nudibranchia, having external, often branched respiratory appendages on the back and sides.

Origin of nudibranch

1835–45; < French nudibranche, equivalent to nudi- nudi- + branche gill (< Latin branchia branchia) Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

Examples from the Web for nudibranch

British Dictionary definitions for nudibranch


/ (ˈnjuːdɪˌbræŋk) /


any marine gastropod of the order Nudibranchia, characterized by a shell-less, often beautifully coloured, body bearing external gills and other appendagesAlso called: sea slug

Word Origin for nudibranch

C19: from nudi- + branche, from Latin branchia gills
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

Science definitions for nudibranch


[ nōōdə-brăngk′ ]

See sea slug.
The American Heritage® Science Dictionary Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.