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...

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

Pomacentroid :: Pomacentroid (a.) Pertaining to the Pomacentridae, a family of bright-colored tropical fishes having spiny opercula; -- often called coral fishes..

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

Operculated :: Operculated (a.) Closed by a lid or cover, as the capsules of the mosses..

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

Preopercular :: Preopercular (a.) Situated in front of the operculum; pertaining to the preoperculum.

Opercula :: Opercula (pl. ) of Operculu.

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

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

Multispiral :: Multispiral (a.) Having numerous spiral coils round a center or nucleus; -- said of the opercula of certain shells.

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

Operculate :: Operculate (a.) Alt. of Operculate.

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

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

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

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

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

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

Preopercular :: Preopercular (n.) The preoperculum.

Suboperculum :: Subopercular (n.) The suboperculum.

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