Tractor
Pronunciation : Tract"or
Part of Speech : n.
Etymology : [NL., from L. trahere, tractum, to draw.]
Definition : 1. That which draws, or is used for drawing.
2. pl. (Med.)
Defn: Two small, pointed rods of metal, formerly used in the treatment called Perkinism.
Source : Webster's Unabridged Dictionary, 1913