rock wool
NOUN
/rɑk_wʊl/
9 LETTERS · STARTS WITH R
rock wool is a valid 9-letter word worth 17 points in Scrabble and 19 points in Words with Friends.
SCRABBLE
WORDS WITH FRIENDS
R1O1C3K5W4O1O1L1
1 + 1 + 3 + 5 + 0 + 4 + 1 + 1 + 1 =17 PTS
DOUBLE WORD → 34TRIPLE WORD → 51
MEANING
What does rock wool mean?
NOUN · 1 SENSE
1
A light fibrous material used as an insulator.
SYNONYMS
BROADER