ACTINOMETERS

Scrabble 16 Words With Friends 19

Scrabble letter values: A₁C₃T₁I₁N₁O₁M₃E₁T₁E₁R₁S₁ = 16

Definition

ACTINOMETERS is the plural of ACTINOMETER.

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