radius vector

Fetched 2026-10-26 (cache).

Synonyms: radius vectors

Antonyms: radius vectors

Related words from Datamuse; suggestions, not definitions.

Noun

1. {{lb|en|geometry}} Of a [[point]], a [[vector]] going from the [[origin]] to that point; equivalently, the [[transpose]] of the [[point]].
2. {{lb|en|astronomy}} An ideal straight line joining the center of an attracting body with that of a body describing an orbit around it, as a line joining the sun and a planet or comet, or a planet and its satellite.

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