The Collaborative International Dictionary
Pyrometric
Pyrometric \Pyr`o*met"ric\, Pyrometrical \Pyr`o*met"ric*al\ a. [Cf. F. pyrom['e]trique.] (Physics) Pertaining to, or obtained by, the pyrometer; as, pyrometrical instruments; pyrometrical measurements.
Wiktionary
pyrometric
a. (context analytical chemistry English) Of, or relating to a pyrometer or pyrometry.