datum plane

11 LETTERS · STARTS WITH D

datum plane is a valid 11-letter word worth 15 points in Scrabble and 20 points in Words with Friends.

SCRABBLE WORDS WITH FRIENDS

D2A1T1U1M3P3L1A1N1E1

2 + 1 + 1 + 1 + 3 + 0 + 3 + 1 + 1 + 1 + 1 =15 PTS

DOUBLE WORD → 30TRIPLE WORD → 45

MEANING

What does datum plane mean?