sea slug

Definitions of sea slug
1

n any of various marine gastropods of the suborder Nudibranchia having a shell-less and often beautifully colored body

Synonyms:
nudibranch
Types:
Hermissenda crassicornis
a kind of sea slug
Type of:
gastropod, univalve
a class of mollusks typically having a one-piece coiled shell and flattened muscular foot with a head bearing stalked eyes

Sign up, it's free!

Whether you're a student, an educator, or a lifelong learner, Vocabulary.com can put you on the path to systematic vocabulary improvement.