
1) Reform
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in aerodynamics, the contouring of an object, such as an aircraft body, to reduce its drag, or resistance to motion through a stream of air.[2 related articles]
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http://www.britannica.com/eb/a-z/s/171

The shaping of an object, such as an aircraft body or wing, to reduce the amount of drag or resistance to motion through a stream of air. A curved shape allows air to flow smoothly around it. A flat shape fights air flow and causes more drag or resistance. Streamlining reduces the amount of resistan...
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http://www.daviddarling.info/encyclopedia/S/streamlining.html

Popular design style of the 1930s which originated in cars, ships, and aeroplanes and went on to influence domestic appliances such as refrigerators and irons. The bulbous forms linked with...
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http://www.encyclo.co.uk/local/20688
(technology) Shaping a body so that it offers the least resistance when travelling through a medium such as air or water. Aircraft, for example, must be carefully streamlined to reduce air resistance, or drag. In order to reduce the air resistance of an object such as a car, its shape is desig...
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https://www.encyclo.co.uk/local/21221
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