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Hasil cari dari kata atau frase: Operculums(0.01854 detik)
Found 2 items, similar to Operculums.
English → English (WordNet)
n : 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
[also: opercula (pl)]
English → English (gcide)
Operculum \O*per"cu*lum\, n.; pl. L. Opercula, E.
Operculums. [L., a cover or lid, fr. operire to cover.]
(a) The lid of a pitcherform leaf.
(b) The lid of the urnlike capsule of mosses.
(a) Any lidlike or operculiform process or part; as, the
opercula of a dental follicle.
(b) The fold of integument, usually supported by bony
plates, which protects the gills of most fishes and
some amphibians; the gill cover; the gill lid.
(c) The principal opercular bone in the upper and
posterior part of the gill cover.
(a) The lid closing the aperture of various species of
shells, as the common whelk. See Illust. of
(b) Any lid-shaped structure closing the aperture of a
tube or shell.