reverse osmosis

NOUN
15 LETTERS · STARTS WITH R

reverse osmosis is a valid 15-letter word worth 19 points in Scrabble and 21 points in Words with Friends.

SCRABBLE WORDS WITH FRIENDS
R1E1V4E1R1S1E1O1S1M3O1S1I1S1
1 + 1 + 4 + 1 + 1 + 1 + 1 + 0 + 1 + 1 + 3 + 1 + 1 + 1 + 1 =19 PTS
DOUBLE WORD → 38TRIPLE WORD → 57
MEANING

What does reverse osmosis mean?

NOUN · 1 SENSE
1

(chemistry) a method of producing pure water; a solvent passes through a semipermeable membrane in a direction opposite to that for natural osmosis when it is subjected to a hydrostatic pressure greater than the osmotic pressure.

BROADER