Word Study
[2x]
: Pâ Pæ Pè Pé Pœ P- P. P/ P< Pa Pb Pc Pd Pe Pf Ph Pi Pj Pk Pl Pm Pn Po Pp Pr Ps Pt Pu Pv Pw Px Py
pyr-
CIDE DICTIONARY
pyr-, [Gr. , , fire.].
Combining forms designating fire or heat; specifically (Chem.) , used to imply an actual or theoretical derivative by the action of heat; as in pyrophosphoric, pyrosulphuric, pyrotartaric, pyrotungstic, etc. [1913 Webster]
For further exploring for "pyr-" in Webster Dictionary Online