impact
impact definition
im·pact (im pakt′, im′pakt′; for n. im′pakt′)
transitive verb
- to force tightly together; pack; wedge
- to affect: a usage objected to by some
Etymology: < L impactus, pp. of impingere, to press firmly together: see impinge
intransitive verb
- to hit with force
- to have an effect: usually with on: a usage objected to by some
noun
- a striking together; violent contact; collision
- the force of a collision; shock
- the power of an event, idea, etc. to produce changes, move the feelings, etc.
Related Forms:
- impaction im·pac′·tion noun
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