minute of arc

NOUN
13 LETTERS · STARTS WITH M

minute of arc is a valid 13-letter word worth 18 points in Scrabble and 22 points in Words with Friends.

SCRABBLE WORDS WITH FRIENDS
M3I1N1U1T1E1O1F4A1R1C3
3 + 1 + 1 + 1 + 1 + 1 + 0 + 1 + 4 + 0 + 1 + 1 + 3 =18 PTS
DOUBLE WORD → 36TRIPLE WORD → 54
MEANING

What does minute of arc mean?

NOUN · 1 SENSE
1

A unit of angular distance equal to a 60th of a degree.