POLYCYTTARIA
Pol`y*cyt*ta"ri*a, n. pl. Etym: [NL., fr. Gr. (Zoöl.)
Defn: A division of Radiolaria. It includes those having one more central capsules.
POLYDACTYLISM
Pol`y*dac"tyl*ism, n. Etym: [Poly- + Gr. polydactylisme.] (Anat.)
Defn: The possession of more that the normal number of digits.
POLYDIPSIA
Pol`y*dip"si*a, n. Etym: [NL., fr. Gr. (Med.)
Defn: Excessive and constant thirst occasioned by disease.
POLYEDRON
Pol`y*e"dron, n.
Defn: See Polyhedron.
POLYEDROUS
Pol`y*e"drous, a.
Defn: See Polyhedral.