actinograph



actinograph defined in 1939 year

actinograph - Actinograph (Gr. aktis, ray: graphein, to write);
actinograph - Instrument used in conjunction with the Herichel actinometer for recording the variations in power of the solar rays. It is a self-registering photometer.

near actinograph in Knolik


actiniumhome
letter "A"
start from "AC"
actinolite

definition of word "actinograph" was readed 751 times

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