Function: noun
Date: 1917
: a pilot who specializes in putting new or experimental airplanes through maneuvers designed to test them (as for strength) by producing strains in excess of normal
Function: noun
Date: 1917
: a pilot who specializes in putting new or experimental airplanes through maneuvers designed to test them (as for strength) by producing strains in excess of normal
Merriam Webster Collegiate English Dictionary. Merriam Webster - Энциклопедический словарь английского языка. 2012