Nudibranch

//ˈn(j)uːdɪˌbɹæŋk// noun

noun ·Rare ·Advanced level

Definitions

Noun
  1. 1
    A sea slug belonging to the order Nudibranchia.
  2. 2
    any of various marine gastropods of the suborder Nudibranchia having a shell-less and often beautifully colored body wordnet

Synonyms

All synonyms
nudinudibranchiansea slugsea slug

Example

More examples

"Elsewhere we watch large ocean predators and tiny denizens of the sea like the strangely alien nudibranch and Christmas tree worms."

Etymology

Circa 19th century, borrowed from translingual Nudibranchia, from Latin nudus (“naked”) + branchia (“gills”).

Related phrases

Pikachu nudibranchghost nudibranchopalescent nudibranchthick-horned nudibranchsea slug

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Data sourced from Wiktionary, WordNet, CMU, and other open linguistic databases. Updated March 2026.