Meaning Of The Word Radian
What's the definition of Radian? Find Radian meanings, definitions and more at the Real Dictionary online.
Radian Meaning
| Radian Definition |
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What's The Definition Of Radian?
radian in American English
the basic unit of plane angle in the SI system, equal to 57°, 17′, 44.8″ (57.29578°, the angle formed at the center of a circle by two radii cutting off an arc whose length is equal to the radius of the circle): one degree equals 0.017454 radian and 360 d noun: the measure of a central angle subtending an arc equal in length to the radius: equal to 57.2958° radian in British English noun: an SI unit of plane angle; the angle between two radii of a circle that cut off on the circumference an arc equal in length to the radius. 1 radian is equivalent to 57.296 degrees and π/2 radians equals a right angle radian in Electrical Engineering noun: The radian is the plane angle between two radii of a circle that cut off on the circumference an arc equal in length to the radius. |
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