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Definition of "interference" []

  • The act or an instance of hindering, obstructing, or impeding. (noun)
  • Something that hinders, obstructs, or impedes. (noun)
  • Sports Illegal obstruction or hindrance of an opposing player, such as hindrance of a receiver by a defender in football, hindrance of a fielder by a base runner in baseball, or checking a player not in possession of the puck in ice hockey. (noun)
  • Football The legal blocking of defensive tacklers to protect and make way for the ball carrier. (noun)
  • Physics The variation of wave amplitude that occurs when waves of the same or different frequency come together. (noun)

American Heritage(R) Dictionary of the English Language, Fifth Edition. Copyright (c) 2011 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.

Use "interference" in a sentence
  • "Poirot himself remains unchanged, although his interference is a catalyst for the woman's change."
  • "The official who resigned said he walked off because of what he calls interference of foreigners."
  • "A spokesman for President Robert Mugabe lashed out at foreign countries at what he calls their interference with the country's election process."