radian

(Inglés)

In the International System of Units, the derived unit of plane angle: the angle subtended at the centre of a circle by an arc of its circumference equal in length to the radius of the circle.

Pronúnciase como (IPA)

/ˈɹeɪdiən/

Etimoloxía (Inglés)

From radius + -an.

Sinónimos

rad

curvature

illuminant

light source

source

source of light

photosource

luminous source

optical source

radian measure

illuminating source

actinium

light source luminaire