unit circle

Fetched 2026-10-26 (cache).

Datamuse reports no synonyms or antonyms for this word.

Noun

1. {{senseid|en|Q203425}} {{lb|en|usually}} A circle of [[radius]] 1.
2. {{senseid|en|Q203425 centred on the origin}} {{lb|en|trigonometry|occasionally|,|the unit circle}} The circle of radius 1 with centre at the [[origin]], used in defining [[trigonometric function]]s.

Source: Wiktionary · CC BY-SA 4.0 (Wiktionary dump) · cached copy, not a rewrite.