English Noun radian Etymology From radi(us) + -an In the International System of Units, the supplementary unit of 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. Symbol: rad See also degree gradian steradian Translations Bulgarian: радиан m French: radian m French Noun radian m radian
Etymology From radi(us) + -an In the International System of Units, the supplementary unit of 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. Symbol: rad See also degree gradian steradian Translations Bulgarian: радиан m French: radian m French Noun radian m radian
From radi(us) + -an
