Dictionary - Definition of traction - [ Traduci questa pagina]Traction: the exertion of a pulling force, as that applied to a ...... Italian, trazione (traction, draught, drive, drawing, haul), aderenza (adherence, ...
www.websters-online-dictionary.org/definition/english/Tr/Tr...and "...so that the chain enhances the traction and gripping power on ice or snow." -
www.patentgenius.com/patent/4830078.html"TRACTION CONTROL: ...is designed to **prevent a vehicle from slipping** when adverse conditions such as gravel, rain, and snow are encountered. ...
www.wisegeek.com/what-is-traction-control.htmSee also here:-
http://www.google.it/search?hl=it&source=hp&biw=1259&bih=852...Maybe, you can better say 'gripping power' as long as tires are specifically referred to in your ctx...