| / English Dictionary |
OPERCULUM
| Pronunciation (US): |  | (GB): | |
Irregular inflected form: opercula
I. (noun)
Sense 1
Meaning:
A hard flap serving as a cover for (a) the gill slits in fishes or (b) the opening of the shell in certain gastropods when the body is retracted
Classified under:
Hypernyms ("operculum" is a kind of...):
plate (any flat platelike body structure or part)
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