A₁C₃T₁I₁N₁O₁M₃E₁T₁E₁R₁

15 points

ACTINOMETER is validvalid

a device that measures solar radiation intensity [n ACTINOMETERS]

145,250 of 196,601 in NWL2023·also valid in CSW24

an instrument for measuring incident radiation [n -S]

2,053 of 280,887 in CSW24·also valid in NWL2023