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Impact may refer to:

In science:

  • Impact (mechanics), a high force or shock (mechanics) over a short time period
  • Impact crater, a meteor crater caused by an impact event
  • Impact event, the collision of a meteoroid, asteroid or comet with Earth
  • Impact factor, a measure of the citations to a science or social science journal

In development:

  • Impact evaluation, a way of evaluating changes from an intervention or development programme.

In computing:

In film, television and radio:

In print:

In music:


In sports:

  • Montreal Impact, a soccer (football) team in Major League Soccer, the top tier of North American professional soccer
  • Montreal Impact (1992–2011), predecessor to the above team, that played in several second-level North American leagues during its history


See also[edit]