PLATYCNEMIC
Plat`yc*ne"mic, a. Etym: [Platy + Gr. platycnémique.] (Anat.)

Defn: Of, relating to, or characterized by, platycnemism.

PLATYCNEMISM
Pla*tyc"ne*mism, n. (Anat.)

Defn: Lateral flattening of the tibia.

PLATYCOELIAN
Plat`y*coe"li*an, a. Etym: [Platy + Gr. (Anat.)

Defn: Flat at the anterior and concave at the posterior end; — said of the centra of the vertebræ of some extinct dinouaurs.

PLATYELMINTHES
Plat`y*el*min"thes, n. pl. Etym: [NL. See Platy-, and Helminthes.]
(Zoöl.)

Defn: A class of helminthes including the cestodes, or tapeworms, the trematodes, and the turbellarians. Called also flatworms.

PLATYHELMIA
Plat`y*hel"mi*a, n. pl. Etym: [NL.] (Zoöl.)

Defn: Same as Platyelminthes. [Written also Platyelmia.]