Function: noun
Date: 1871
1 : a brake operated by a piston driven by compressed air
2 : a surface that may be projected into the airstream for increasing drag and lowering the speed of an airplane
Function: noun
Date: 1871
1 : a brake operated by a piston driven by compressed air
2 : a surface that may be projected into the airstream for increasing drag and lowering the speed of an airplane
Merriam Webster Collegiate English Dictionary. Merriam Webster - Энциклопедический словарь английского языка. 2012