Radian
Definitions
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.
Equivalents
CEFR level
B1
Intermediate
This word is part of the CEFR B1 vocabulary — intermediate level.
This word is part of the CEFR B1 vocabulary — intermediate level.
See also
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