Polyplectron
or POLYPLEC- TRUM, in music, a musical instrument in which the tones were produced by the friction of numerous slips of leather acting on strings, and moved by pressing or striking keys, as in the pianoforte.
In ornithology, a genus of Phasianinæ, from the Oriental region. Bill rather slender, sides compressed, tip curved, nostrils lateral; longitudinal opening partly hidden by a membrane .
Wings rounded, tail long, rounded.
Tarsi long, those of the male with two or more spurs. Toes long and slender.
There are five species.
POLYPODIACEÆ, in botany, ferns proper; an order of acrogens, alliance Filicales. Known genera 183, species 2,000.