The Collaborative International Dictionary
Actinometric
Actinometric \Ac`ti*no*met"ric\, a. Pertaining to the measurement of the intensity of the solar rays, either
heating, or
actinic.
Wiktionary
actinometric
a. 1 Of or pertaining to actinometry 2 Measured using an actinometer
WordNet
actinometric
adj. of or related to actinometry [syn: actinometrical]