Couette flow

[ koo-et ]
/ kuˈɛt /

noun Mechanics.

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.

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. 2019