Atwood numbers

A form of Atwood number — A dimensionless number used in the study of hydrodynamic instabilities in density stratified flows: A=(ρ₁-ρ₂)/(ρ₁+ρ₂), where ρ₁ is the density of the heavier fluid and ρ₂ is the density of the lighter fluid.

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Meanings

noun
  1. pluralplural of Atwood number
Cite this entry
APA

Atwood numbers. (n.d.). In WatkinsX Dictionary. Retrieved November 4, 2026, from https://dictionary.watkinsx.com/word/Atwood%20numbers

MLA

“Atwood numbers.” WatkinsX Dictionary, https://dictionary.watkinsx.com/word/Atwood%20numbers. Accessed November 4, 2026.

Chicago

WatkinsX Dictionary, s.v. “Atwood numbers,” accessed November 4, 2026, https://dictionary.watkinsx.com/word/Atwood%20numbers.

Source: Atwood numbers on Wiktionary, CC BY-SA 4.0.