Airfoil - Simple English Wikipedia, the free encyclopedia

# Airfoil

### From Simple English Wikipedia, the free encyclopedia

Various components of the aerofoil.

An airfoil (in American English, or aerofoil in British English) is the shape of a wing or blade (of a propeller or ship's screw or sail) as seen in cross-section. It is passed through a fluid in order to provide either lift or downforce, depending on its application.

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