radian
Kelime Anlamı :

1. radyan.
2. radyan (bir açı birimi olup, bir dairenin merkezinde o dairenin yarıçapına eşit uzunlukta bir yayın uçlarını birleştiren açı).
3. parçası olduğu dairenin yarıçap uzunluğuna eşit yay.
4. i., geom. radyan.
Tanımlar :
1. A unit of angular measure equal to the angle subtended at the center of a circle by an arc equal in length to the radius of the circle, approximately 57°17ʹ44.6〞. see table at measurement.
from The American Heritage® Dictionary of the English Language, 4th Edition
1. an arc of a circle which is equal to the radius, or the angle measured by such an arc.
from the GNU version of the Collaborative International Dictionary of English
1. the unit of plane angle adopted under the Systeme international d'unites; equal to the angle at the center of a circle subtended by an arc equal in length to the radius (approximately 57.295 degrees)
from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.