1. 
[syn: ductile, malleable, pliable, pliant, tensile, tractile]
The Collaborative International Dictionary of English v.0.48:
Tractile \Tract"ile\, a. [L. trahere, tractum, to draw.]
   Capable of being drawn out in length; ductile. --Bacon.
   [1913 Webster]
WordNet (r) 3.0 (2006):
tractile
    adj 1: capable of being shaped or bent or drawn out; "ductile
           copper"; "malleable metals such as gold"; "they soaked
           the leather to made it pliable"; "pliant molten glass";
           "made of highly tensile steel alloy" [syn: ductile,
           malleable, pliable, pliant, tensile, tractile]