fission reactor

15 LETTERS · STARTS WITH F

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

SCRABBLE WORDS WITH FRIENDS

F4I1S1S1I1O1N1R1E1A1C3T1O1R1

4 + 1 + 1 + 1 + 1 + 1 + 1 + 0 + 1 + 1 + 1 + 3 + 1 + 1 + 1 =19 PTS

DOUBLE WORD → 38TRIPLE WORD → 57

MEANING

What does fission reactor mean?