atomic model

12 LETTERS · STARTS WITH A

atomic model is a valid 12-letter word worth 18 points in Scrabble and 22 points in Words with Friends.

SCRABBLE WORDS WITH FRIENDS

A1T1O1M3I1C3M3O1D2E1L1

1 + 1 + 1 + 3 + 1 + 3 + 0 + 3 + 1 + 2 + 1 + 1 =18 PTS

DOUBLE WORD → 36TRIPLE WORD → 54

MEANING

What does atomic model mean?