PYR-


Meaning of PYR- in English

combining form

or pyro-

Etymology: Middle English pyro-, from Middle French pyr-, pyro-, from Late Latin, from Greek, from pyr — more at fire

1.

a. : fire : heat

pyro meter

pyr heliometer

b. : pyrogenous and

pyro magnetic

2.

a. : derivative by the action of heat ; especially : derived from the corresponding ortho acid by loss usually of one molecule of water from two molecules of acid — in names of inorganic acids

pyro phosphoric acid

— compare meta- 4c, orth- 3a

b. : due to or attributed to the action of fire or heat

pyro chlore

pyro metamorphism

also : of fiery color

pyro phanite

3. : fever : fever producing

pyro toxin

pyro gen

Webster's New International English Dictionary.      Новый международный словарь английского языка Webster.