s 1 p 3 e 1 c 3 t 1 r 1 o 1 p 3 h 4 o 1 t 1 o 1 m 3 e 1 t 1 e 1 r 1 s 1
18 letters · 29 points in Scrabble
Meaning
noun a photometer for comparing two light radiations wavelength by wavelength
18 letters · 29 points in Scrabble
noun a photometer for comparing two light radiations wavelength by wavelength