PLANARIAN
Pla*na"ri*an, n. (Zoöl.)

Defn: One of the Planarida, or Dendrocoela; any turbellarian worm.
— Pla*na"ri*an, a.

PLANARIDA
Pla*nar"i*da, n. pl. Etym: [NL.] (Zoöl.)

Defn: A division of Turbellaria; the Dendrocoela.

PLANARIOID
Pla*na"ri*oid, a. Etym: [Planaria + -oid.] (Zoöl.)

Defn: Like the planarians.

PLANARY
Pla"na*ry, a. Etym: [L. planarius level. See Plane, a.]

Defn: Of or pertaining to a plane. [R.]

PLANCH
Planch, n. Etym: [F. planche.]

Defn: A plank. [Obs.] Ld. Berners.