Variant: or pyro-
Function: combining form
Etymology: Gr, from pyr ― more at FIRE
1 : fire : heat < pyro meter> < pyr heliometer>
2 a : produced by or as if by the action of heat < pyro electricity> b : derived from a corresponding ortho acid by loss usually of one molecule of water from two molecules of acid < pyro phosphoric acid>
3 : fever < pyro genic>