siliciferous

12 LETTERS · 5 SYLLABLES · STARTS WITH S

siliciferous is a valid 12-letter word worth 17 points in Scrabble and 20 points in Words with Friends.

SCRABBLE WORDS WITH FRIENDS

S1I1L1I1C3I1F4E1R1O1U1S1

1 + 1 + 1 + 1 + 3 + 1 + 4 + 1 + 1 + 1 + 1 + 1 =17 PTS

DOUBLE WORD → 34TRIPLE WORD → 51

MEANING

What does siliciferous mean?