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
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.
Discovered by embedding cosine similarity (sentence-transformers MiniLM, 384-dim).