actinometer

NOUN /,æktə'nɑmɪtər/
11 LETTERS · 5 SYLLABLES · STARTS WITH A

actinometer is a valid 11-letter word worth 15 points in Scrabble and 18 points in Words with Friends.

SCRABBLE WORDS WITH FRIENDS
A1C3T1I1N1O1M3E1T1E1R1
1 + 3 + 1 + 1 + 1 + 1 + 3 + 1 + 1 + 1 + 1 =15 PTS
DOUBLE WORD → 30TRIPLE WORD → 45
MEANING

What does actinometer mean?

NOUN · 1 SENSE
1

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