Thanks for using this online dictionary, we have been helping millions of people improve their use of the english language with its free online services. English definition of opercula is as below...

Interpercular :: Interpercular (n.) The interopercular bone.

Operculum :: Operculum (n.) The principal opercular bone in the upper and posterior part of the gill cover.

Aptychus :: Aptychus (n.) A shelly plate found in the terminal chambers of ammonite shells. Some authors consider them to be jaws; others, opercula..

Deoperculate :: Deoperculate (a.) Having the lid removed; -- said of the capsules of mosses.

Operculum :: Operculum (n.) Any lidlike or operculiform process or part; as, the opercula of a dental follicle..

Preopercular :: Preopercular (n.) The preoperculum.

Quin :: Quin (n.) A European scallop (Pecten opercularis), used as food..

Inopercular :: Inopercular (a.) Alt. of Inoperculat.

Opercula :: Opercula (pl. ) of Operculu.

Suboperculum :: Subopercular (n.) The suboperculum.

Operculated :: Operculated (a.) Having an operculum, or an apparatus for protecting the gills; -- said of shells and of fishes..

Opercula :: Opercula (n. pl.) See Operculum.

Inoperculate :: Inoperculate (a.) Having no operculum; -- said of certain gastropod shells.

Suborbicular :: Suboperculum (n.) The lower opercular bone in fishes.

Subopercular :: Subopercular (a.) Situated below the operculum; pertaining to the suboperculum.

Opercular :: Opercular (n.) The principal opercular bone or operculum of fishes.

Opercle :: Opercle (n.) Any one of the bony plates which support the gill covers of fishes; an opercular bone.

Interoperculum :: Interoperculum (n.) The postero-inferior opercular bone, in fishes..

Preoperculum :: Preoperculum (n.) The anterior opercular bone in fishes.

Paludina :: Paludina (n.) Any one of numerous species of freshwater pectinibranchiate mollusks, belonging to Paludina, Melantho, and allied genera. They have an operculated shell which is usually green, often with brown bands. See Illust. of Pond snail, under Pond..

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