POLYPODY
Pol"y*po`dy, n. (Bot.)

Defn: Any plant of the genus Polypodium.

POLYPOID
Pol"y*poid, a. Etym: [Polyp + -oid.]

1. (Zoöl.)

Defn: Like a polyp; having the nature of a polyp, but lacking the tentacles or other parts.

2. (Med.)

Defn: Resembling a polypus in appearance; having a character like that of a polypus.

POLYPOMEDUSAE
Pol`y*po*me*du"sæ, n. pl. Etym: [NL. See Polyp, and Medusa.] (Zoöl.)

Defn: Same as Hydrozoa.

POLYPOROUS
Po*lyp"o*rous, a. Etym: [Poly- + porous.]