subject area

NOUN
12 LETTERS · STARTS WITH S

subject area is a valid 12-letter word worth 22 points in Scrabble and 27 points in Words with Friends.

SCRABBLE WORDS WITH FRIENDS
S1U1B3J8E1C3T1A1R1E1A1
1 + 1 + 3 + 8 + 1 + 3 + 1 + 0 + 1 + 1 + 1 + 1 =22 PTS
DOUBLE WORD → 44TRIPLE WORD → 66
MEANING

What does subject area mean?