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Couette flow

[koo-et]
noun Mechanics.
  1. the flow of a fluid between two surfaces that have tangential relative motion, as of a liquid between two coaxial cylinders that have different angular velocities.
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Origin of Couette flow

< French couette, literally, feather bed (in machinery, a bearing). See quilt
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018