congenital defect

NOUN
17 LETTERS · STARTS WITH C

congenital defect is a valid 17-letter word worth 25 points in Scrabble and 31 points in Words with Friends.

SCRABBLE WORDS WITH FRIENDS
C3O1N1G2E1N1I1T1A1L1D2E1F4E1C3T1
3 + 1 + 1 + 2 + 1 + 1 + 1 + 1 + 1 + 1 + 0 + 2 + 1 + 4 + 1 + 3 + 1 =25 PTS
DOUBLE WORD → 50TRIPLE WORD → 75
MEANING

What does congenital defect mean?