knowledge base

NOUN
14 LETTERS · STARTS WITH K

knowledge base is a valid 14-letter word worth 24 points in Scrabble and 28 points in Words with Friends.

SCRABBLE WORDS WITH FRIENDS
K5N1O1W4L1E1D2G2E1B3A1S1E1
5 + 1 + 1 + 4 + 1 + 1 + 2 + 2 + 1 + 0 + 3 + 1 + 1 + 1 =24 PTS
DOUBLE WORD → 48TRIPLE WORD → 72
MEANING

What does knowledge base mean?