vortex ring

noun

A toroidal vortex in a fluid or gas, i.e. a region where the fluid mostly spins around an imaginary axis line that forms a closed loop.

“Vortex rings are rarely noticed unless the motion is revealed by suspended particles, as in smoke rings.”

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Meanings

nounvortex ring (plural vortex rings)

plural vortex rings

  1. A toroidal vortex in a fluid or gas, i.e. a region where the fluid mostly spins around an imaginary axis line that forms a closed loop.

    Vortex rings are rarely noticed unless the motion is revealed by suspended particles, as in smoke rings.

Cite this entry
APA

vortex ring. (n.d.). In WatkinsX Dictionary. Retrieved November 3, 2026, from https://dictionary.watkinsx.com/word/vortex%20ring

MLA

“vortex ring.” WatkinsX Dictionary, https://dictionary.watkinsx.com/word/vortex%20ring. Accessed November 3, 2026.

Chicago

WatkinsX Dictionary, s.v. “vortex ring,” accessed November 3, 2026, https://dictionary.watkinsx.com/word/vortex%20ring.

Source: vortex ring on Wiktionary, CC BY-SA 4.0.