pyro-

prefix

Etymology: Etymology tree Proto-Indo-European *péh₂wr̥ Proto-Hellenic *pāwər Ancient Greek πῦρ (pûr) Latin pyr English pyro- From Latin pyr, from Ancient Greek πῦρ (pûr, “fire”).

1. Fire, heat.
2. Fever.
3. Denoting an acid or salt with a water content intermediate between that of the ortho- and meta- compounds.