Kutta-Joukowski condition

Kutta-Joukowski condition

[¦ku̇d·ə jü′kȯv‚skē kən‚dish·ən]
(fluid mechanics)
A boundary condition or fluid flow about an airfoil which requires that the circulation of the flow be such that a streamline leaves the trailing edge of the airfoil smoothly, or, equivalently, that the fluid velocity at the trailing edge be finite.