refractive index

NOUN /rɪ'fræktɪv_'ɪndɛks/
16 LETTERS · 4 SYLLABLES · STARTS WITH R

refractive index is a valid 16-letter word worth 31 points in Scrabble and 34 points in Words with Friends.

SCRABBLE WORDS WITH FRIENDS
R1E1F4R1A1C3T1I1V4E1I1N1D2E1X8
1 + 1 + 4 + 1 + 1 + 3 + 1 + 1 + 4 + 1 + 0 + 1 + 1 + 2 + 1 + 8 =31 PTS
DOUBLE WORD → 62TRIPLE WORD → 93
MEANING

What does refractive index mean?

NOUN · 1 SENSE
1

The ratio of the velocity of light in a vacuum to that in a medium.

BROADER