·noun That which draws, or is used for drawing.
II. Tractor ·add. ·noun An aeroplane flying machine having one or more tractor screws.
III. Tractor ·noun Two small, pointed rods of metal, formerly used in the treatment called Perkinism.
·add. ·- A propeller screw placed in front of the supporting planes of an aeroplane instead of behin...
Webster's Dictionary of the English Language
·add. ·- ·Alt. of Tractor propeller. ...