OPERCLE
O"per*cle, n. Etym: [Cf.F. opercule. See Operculum.]
1. (Anat.)
Defn: Any one of the bony plates which support the gill covers of fishes; an opercular bone.
2. (Zoöl.)
Defn: An operculum.
OPERCULA
O*per"cu*la, n. pl.
Defn: See Operculum.
OPERCULAR
O*per"cu*lar, a.
Defn: Of, pertaining to, or like, an operculum.
OPERCULAR
O*per"cu*lar, n. (Anat.)