the GNU version of the Collaborative International Dictionary of English
adj. Serving to draw; pulling; attracting.
The Century Dictionary and Cyclopedia
Tractional; drawing; needed or used in drawing.
WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.
adj. exerting traction and serving to pull
Word Usage
"The third malfunction came the following day, when hundreds of passengers on a train heading for Beijing were asked to change train in the middle of their journey due a problem with tractive transformers on the train."