PREOCULAR
Pre*oc"u*lar, a. (Zoöl.)
Defn: Placed just in front of the eyes, as the antennæ of certain insects. — n.
Defn: One of the scales just in front of the eye of a reptile or fish.
PREOMINATE
Pre*om"i*nate, v. t.
Defn: To ominate beforehand; to portend. [Obs.] Sir T. Browne.
PREOPERCULAR
Pre`o*per"cu*lar, a. (Anat.)
Defn: Situated in front of the operculum; pertaining to the preoperculum. — n.
Defn: The preoperculum.
PREOPERCULUM
Pre`o*per"cu*lum, n Etym: [NL.] (Anat.)
Defn: The anterior opercular bone in fishes.