tractional

/ˈtrækʃənəl/
adjective
  1. Relating to the grip or pulling force that prevents slipping, especially between a tire and a road or a foot and a surface.
    • The new tires provide better tractional control on wet roads.
    • Hikers need boots with good tractional grip on rocky trails.
    • Engineers tested the tractional force of the train wheels on the icy tracks.
  2. Relating to the process of pulling or drawing something, especially in medical or mechanical contexts.
    • Tractional forces are used in cable cars to move them up steep hills.
    • The doctor explained the tractional device would gently stretch the injured muscle.
    • The patient was placed in tractional therapy to realign his spine.