pyr-

pyr-

combining form

Definition of PYR-

1

: fire : heat <pyrometer> <pyrheliometer>

2

a : produced by or as if by the action of heat <pyroelectricity> b : derived from a corresponding ortho acid by loss usually of one molecule of water from two molecules of acid <pyrophosphoric acid>

3

: fever <pyrogenic>

Variants of PYR-

pyr- or pyro-

Origin of PYR-

Gr, from pyr — more at fire