airfoil
Also known as aerofoil, wing section
thumb|350px|Examples of airfoils in nature, aircraft (ULM=ultra-light), jet engine, and sailing boat The dolphin flipper works in the same way in water and is an example of a hydrofoil. thumb|Streamlines past an airfoil made visible with smoke in a wind tunnel
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10 sectionsContents
- Overview
- Airfoil terminology
- Thin airfoil theory
- Derivation
- See also
- References
- Citations
- General Sources
- Further reading
- External links
thumb|350px|Examples of airfoils in nature, aircraft (ULM=ultra-light), jet engine, and sailing boat The dolphin flipper works in the same way in water and is an example of a hydrofoil. thumb|Streamlines past an airfoil made visible with smoke in a wind tunnel
An airfoil (American English) or aerofoil (British English) is a streamlined body that is capable of generating significantly more lift than drag. Wings, sails and propeller blades are examples of airfoils. Foils which work in a similar way submerged in water are called hydrofoils.