- a propeller mounted at the front of an airplane, thus exerting a pull.
- Also called tractor airplane.an airplane with a propeller so mounted.
- traction epiphysis,
- traction load,
- tractive effort,
- tractive force,
- tractor feed,
- tractor pull,
Origin of tractor
Examples from the Web for tractor
Going hands-free is just one of the perks of a place where the only form of transportation is by carriage, bike, or tractor.
Highways were blocked off, leaving passengers waiting to be rescued by a tractor.Hercules, Schmercules. Here Are America’s 5 Worst Blizzards|Nina Strochlic|January 3, 2014|DAILY BEAST
Wearing a red hoodie over his baseball cap, Omar, 17, quickly jumped off a tractor to greet us.Palestinian Children: The Invisible Workers of Israeli Settlements|Dina Elmuti|August 28, 2013|DAILY BEAST
For those not in the know, tractor beams were used to pull foreign objects towards the Starship Enterprise.
"When I'm spending 16 hours on a tractor, it gives me some opportunity to sort through issues in solitude," he tells me.
His tractor and equipment cost two hundred and fifty thousand dollars.All Day September|Roger Kuykendall
The low purr of a motor behind him announced the arrival of a tractor to tow the ship off the runway.Pushbutton War|Joseph P. Martino
But they screamed once again as Greg sent out a tractor beam that seized and held, dragged the Interplanetarian to a standstill.Empire|Clifford Donald Simak
She said, "I noticed you used the tractor for the straw bales."Maggie's Wish|Marilyn D. Anderson
"That's no good for farm work," the farmer said, reaching under his tractor seat.Restricted Tool|Malcolm B. Morehart
Word Origin for tractor
1856, "something that pulls," earlier used of a quack device consisting of two metal rods which were supposed to relieve rheumatism (1798, in full Perkins's metallic tractor), from Medieval Latin tractor, from stem of Latin trahere "to pull, draw" (see tract (n.1)).
Sense of "an engine or vehicle for pulling wagons or plows" is recorded by 1896, from earlier traction engine (1859). The meaning "powerful truck for pulling a freight trailer" is first found 1926; tractor-trailer is attested from 1949.