uppermost height

16 LETTERS · STARTS WITH U

uppermost height is a valid 16-letter word worth 28 points in Scrabble and 31 points in Words with Friends.

SCRABBLE WORDS WITH FRIENDS

U1P3P3E1R1M3O1S1T1H4E1I1G2H4T1

1 + 3 + 3 + 1 + 1 + 3 + 1 + 1 + 1 + 0 + 4 + 1 + 1 + 2 + 4 + 1 =28 PTS

DOUBLE WORD → 56TRIPLE WORD → 84

MEANING

What does uppermost height mean?