Associations to the word «Actinometer»

Wiktionary

ACTINOMETER, noun. (physics) A device used to measure the heating power of electromagnetic radiation, especially that of solar radiation.

Dictionary definition

ACTINOMETER, noun. An instrument for measuring the intensity of electromagnetic radiation (usually by the photochemical effect).

Wise words

Kind words can be short and easy to speak, but their echoes are truly endless.
Mother Teresa