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From Medieval Latin tractio, from Latin tractus, perfect passive participle of verb trahere (pull), + noun of action suffix -io (genitive -ionis).



traction (usually uncountable, plural tractions)

  1. The act of pulling something along a surface using motive power.
  2. the condition of being so pulled.
  3. Grip.
  4. The pulling power of an engine or animal.
  5. The adhesive friction of a wheel etc on a surface.
  6. (medicine) A mechanically applied sustained pull, especially to a limb.
  7. (transport) Collectively, the locomotives of a railroad, especially electric locomotives.
  8. (usually after forms of get or have) Progress in or momentum toward achieving a goal.
    1. (business) The extent of adoption of a new product or service, typically measured in number of customers or level of revenue achieved.
    2. (politics) Popular support.

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traction (third-person singular simple present tractions, present participle tractioning, simple past and past participle tractioned)

  1. (medicine, transitive) To apply a sustained pull to (a limb, etc.).