ad extremum

11 LETTERS · STARTS WITH A

ad extremum is a valid 11-letter word worth 22 points in Scrabble and 25 points in Words with Friends.

SCRABBLE WORDS WITH FRIENDS

A1D2E1X8T1R1E1M3U1M3

1 + 2 + 0 + 1 + 8 + 1 + 1 + 1 + 3 + 1 + 3 =22 PTS

DOUBLE WORD → 44TRIPLE WORD → 66

MEANING

What does ad extremum mean?