in the main

ADVERB
11 LETTERS · STARTS WITH I

in the main is a valid 11-letter word worth 14 points in Scrabble and 16 points in Words with Friends.

SCRABBLE WORDS WITH FRIENDS
I1N1T1H4E1M3A1I1N1
1 + 1 + 0 + 1 + 4 + 1 + 0 + 3 + 1 + 1 + 1 =14 PTS
DOUBLE WORD → 28TRIPLE WORD → 42
MEANING

What does in the main mean?

ADVERB · 1 SENSE
1

For the most part.