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.

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

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

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

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

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

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

Preopercular :: Preopercular (n.) The preoperculum.

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

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

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

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

Suboperculum :: Subopercular (n.) The suboperculum.

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

Unoperculated :: Unoperculated (a.) Destitute of an operculum, or cover..

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

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

Opercula :: Opercula (pl. ) of Operculu.

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

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