Defn: Having the power to produce a purple color; as, the purpurogenous membrane, or choroidal epithelium, of the eye. See Visual purple, under Visual.

PURR
Purr, v. i. & t.

Defn: To murmur as a cat. See Pur.

PURR
Purr, n.

Defn: The low murmuring sound made by a cat; pur. See Pur.

PURRE
Purre, n. (Zoöl.)

Defn: The dunlin. [Prov. Eng.]

PURREE
Pur"ree, n. Etym: [Hind. peori yellow.] (Chem.)

Defn: A yellow coloring matter. See Euxanthin.

PURROCK
Pur"rock, n.