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half shell
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noun
either of the halves of a double-shelled creature, as of an oyster, clam, or other bivalve mollusk.
QUIZ
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Question 1 of 9
Which of the following nouns has an irregular plural form?
Origin of half shell
An Americanism dating back to 1855–60
Words nearby half shell
half-seas over, half-second, half-section, half-serious, half-share, half shell, halfsies, half-silvered, half sister, half size, half-slip
Dictionary.com Unabridged
Based on the Random House Unabridged Dictionary, © Random House, Inc. 2022