impact

  1. Noun.  The force or energy of a collision of two objects.
  2. Noun.  (chiefly, medicine) A forced impinging.
  3. Noun.  A significant or strong influence; an effect.
  4. Verb.  (transitive) To compress; to compact; to press or pack together.
  5. Verb.  (transitive, proscribed) To influence; to affect; to have an impact on.
  6. Verb.  (transitive) To collide or strike.

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This entry was last updated on RefTopia from its source on 3/20/2012.