grammatical theory

18 LETTERS · STARTS WITH G

grammatical theory is a valid 18-letter word worth 30 points in Scrabble and 33 points in Words with Friends.

SCRABBLE WORDS WITH FRIENDS

G2R1A1M3M3A1T1I1C3A1L1T1H4E1O1R1Y4

2 + 1 + 1 + 3 + 3 + 1 + 1 + 1 + 3 + 1 + 1 + 0 + 1 + 4 + 1 + 1 + 1 + 4 =30 PTS

DOUBLE WORD → 60TRIPLE WORD → 90

MEANING

What does grammatical theory mean?