noun
: a landing gear configuration in airplanes in which the main wheels or sets of wheels are placed under the center of the fuselage to take the main weight of the airplanes and are supplemented by small outrigger wheels under the wings
noun
: a landing gear configuration in airplanes in which the main wheels or sets of wheels are placed under the center of the fuselage to take the main weight of the airplanes and are supplemented by small outrigger wheels under the wings
Webster's New International English Dictionary. Новый международный словарь английского языка Webster. 2012