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 operculum is as below...

Operculiferous :: Operculiferous (a.) Bearing an operculum.

Scutum :: Scutum (n.) One of the two lower valves of the operculum of a barnacle.

Eyestone :: Eyestone (n.) A small, lenticular, calcareous body, esp. an operculum of a small marine shell of the family Turbinidae, used to remove a foreign substance from the eye. It is put into the inner corner of the eye under the lid, and allowed to work its way out at the outer corner, bringing with it the substance..

Tergum :: Tergum (n.) One of the dorsal plates of the operculum of a cirriped.

Paucispiral :: Paucispiral (a.) Having few spirals, or whorls; as, a paucispiral operculum or shell..

Operculum :: Operculum (n.) The lid of a pitcherform leaf.

Suboperculum :: Subopercular (n.) The suboperculum.

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

Serpula :: Serpula (n.) Any one of numerous species of tubicolous annelids of the genus Serpula and allied genera of the family Serpulidae. They secrete a calcareous tube, which is usually irregularly contorted, but is sometimes spirally coiled. The worm has a wreath of plumelike and often bright-colored gills around its head, and usually an operculum to close the aperture of its tube when it retracts..

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

Operculum :: Operculum (n.) The lid closing the aperture of various species of shells, as the common whelk. See Illust. of Gastropoda..

Oparcular :: Oparcular (a.) Of, pertaining to, or like, an operculum..

Praeoperculum :: Praeoperculum (n.) Same as Preoperculum.

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

Preopercular :: Preopercular (n.) The preoperculum.

Rostellum :: Rostellum (n.) A small beaklike process or extension of some part; a small rostrum; as, the rostellum of the stigma of violets, or of the operculum of many mosses; the rostellum on the head of a tapeworm..

Operculum :: Operculum (n.) Any lid-shaped structure closing the aperture of a tube or shell.

Opercle :: Opercle (n.) An operculum.

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

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

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