Word Study
Index
: A B C D E F G H I J K L M N O P Q R S T U V W X Y Z 0 1 2 3 4 5 6 7 8 9
[2x]
: R R& R- R. Ra Rb Rc Re Rf Rg Rh Ri Rn Ro Rp Rt Ru Rv Rw Ry
radial-ply | radial-ply tire | radiale | radially | radially symmetrical | radian | radiance | radiancy | radiant | radiant energy | radiant engine

radian

 : 
Noun
 : 
ra=di=an

CIDE DICTIONARY

radiann. [From Radius.].
     An arc of a circle which is equal to the radius, or the angle measured by such an arc.  [1913 Webster]

OXFORD DICTIONARY

radian, n. Geom. a unit of angle, equal to an angle at the centre of a circle the arc of which is equal in length to the radius.

Etymology
RADIUS + -AN

For further exploring for "radian" in Webster Dictionary Online


TIP #25: What tip would you like to see included here? Click "To report a problem/suggestion" on the bottom of page and tell us. [ALL]
created in 4.26 seconds
powered by bible.org