semiluminous

12 LETTERS · 5 SYLLABLES · STARTS WITH S

semiluminous is a valid 12-letter word worth 16 points in Scrabble and 22 points in Words with Friends.

SCRABBLE WORDS WITH FRIENDS

S1E1M3I1L1U1M3I1N1O1U1S1

1 + 1 + 3 + 1 + 1 + 1 + 3 + 1 + 1 + 1 + 1 + 1 =16 PTS

DOUBLE WORD → 32TRIPLE WORD → 48

MEANING

What does semiluminous mean?