radial velocity

noun

Motion of an object toward or away from an observer.

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Meanings

nounradial velocity (plural radial velocities)

plural radial velocities

  1. Motion of an object toward or away from an observer.
    1. astronomyMotion of a star toward or away from the earth.
Cite this entry
APA

radial velocity. (n.d.). In WatkinsX Dictionary. Retrieved November 5, 2026, from https://dictionary.watkinsx.com/word/radial%20velocity

MLA

“radial velocity.” WatkinsX Dictionary, https://dictionary.watkinsx.com/word/radial%20velocity. Accessed November 5, 2026.

Chicago

WatkinsX Dictionary, s.v. “radial velocity,” accessed November 5, 2026, https://dictionary.watkinsx.com/word/radial%20velocity.

Source: radial velocity on Wiktionary, CC BY-SA 4.0.