The Collaborative International Dictionary
Pyrogenous
Pyrogenous \Py*rog"e*nous\, a. [Gr. ? fire + genous: cf. F.
purog[`e]ne, Gr. ?.]
Produced by fire; igneous.
--Mantell. .
Wiktionary
pyrogenous
a. 1 produced by fire or heat 2 producing fire, heat, or fever
WordNet
pyrogenous
adj. produced by or producing fever [syn: pyrogenic, pyrogenetic]
produced under conditions involving intense heat; "igneous rock is rock formed by solidification from a molten state; especially from molten magma"; "igneous fusion is fusion by heat alone"; "pyrogenic strata" [syn: igneous, pyrogenic]