Definition of otter shell in English:

otter shell

Line breaks: otter shell

noun

A burrowing marine bivalve mollusc with a relatively thin elliptical shell.
  • Genus Lutraria, family Mactridae: numerous species

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Word of the day oleaginous
Pronunciation: ˌəʊlɪˈadʒɪnəs
adjective
rich in, covered with, or producing oil; oily