Radian
noun
-
In the International System of Units, the derived unit of plane angular measure of angle equal to the angle subtended at the centre of a circle by an arc of its circumference equal in length to the radius of the circle.
from Wiktionary, Creative Commons Attribution/Share-Alike License
Can be played in:
- Words With Friends
- Scrabble Go
- Wordfeud
- Wordsmith
- Words By Post
- Word Chums
- Word Domination
- Word Wars
- Wordzee