Definitions | unit circle |
| noun (plural unit circles)
- (geometry) A circle of radius 1.
- (trigonometry) (the unit circle) The circle of radius 1 with centre at the origin, used in defining trigonometric functions.
Translations: - French: cercle trigonométrique , cercle unité
(trans-mid)
- Italian: circonferenza unitaria
(trans-bottom)
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