angular defect

Fetched 2026-10-26 (cache).

Datamuse reports no synonyms or antonyms for this word.

Noun

1. {{lb|en|geometry|non-Euclidean geometry}} The amount by which the sum of the interior angles of a [[triangle]] is less than 180° (π [[radian]]s); the amount by which the sum of the internal angles of a [[polygon]] is less than what would be expected on the [[Euclidean]] plane.
2. {{lb|en|geometry}} The amount by which the total of the angles around a [[vertex]] of a [[polyhedron]] is less than 360° (2π radians).
3. {{label|en|dentistry|periodontics}} The angular displacement of a tooth from vertical.

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