Meaning of Operculum
Unknown / অজানা / अज्ञात
Botany, Zoology. a part or organ serving as a lid or cover, as a covering flap on a seed vessel.
Zoology. the gill cover of fishes and amphibians. (in many gastropods) a horny plate that closes the opening of the shell when the animal is retracted.
(zoology) the hard bony flap covering the gill slits in fishes the bony plate in certain gastropods covering the opening of the shell when the body is withdrawn
(botany) the covering of the spore-bearing capsule of a moss
(biology) any other covering or lid in various organisms