discriminant function

21 LETTERS · STARTS WITH D

discriminant function is a valid 21-letter word worth 30 points in Scrabble and 38 points in Words with Friends.

SCRABBLE WORDS WITH FRIENDS
D2I1S1C3R1I1M3I1N1A1N1T1F4U1N1C3T1I1O1N1
2 + 1 + 1 + 3 + 1 + 1 + 3 + 1 + 1 + 1 + 1 + 1 + 0 + 4 + 1 + 1 + 3 + 1 + 1 + 1 + 1 =30 PTS
DOUBLE WORD → 60TRIPLE WORD → 90
MEANING

What does discriminant function mean?

1