infrared radiation

NOUN
18 LETTERS · STARTS WITH I

infrared radiation is a valid 18-letter word worth 22 points in Scrabble and 24 points in Words with Friends.

SCRABBLE WORDS WITH FRIENDS
I1N1F4R1A1R1E1D2R1A1D2I1A1T1I1O1N1
1 + 1 + 4 + 1 + 1 + 1 + 1 + 2 + 0 + 1 + 1 + 2 + 1 + 1 + 1 + 1 + 1 + 1 =22 PTS
DOUBLE WORD → 44TRIPLE WORD → 66
MEANING

What does infrared radiation mean?

NOUN · 1 SENSE
1

Electromagnetic radiation with wavelengths longer than visible light but shorter than radio waves.