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Definition of "extension" []

  • The act of extending or the condition of being extended. (noun)
  • The amount, degree, or range to which something extends or can extend: The wire has an extension of 50 feet. (noun)
  • The act of straightening or extending a limb. (noun)
  • The position assumed by an extended limb. (noun)
  • Medicine The application of traction to a fractured or dislocated limb to restore the normal position. (noun)
  • The act of extending or the condition of being extended (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.

  • Something that can be extended or that extends another object (noun)
  • The length, range, etc, over which something is extended; extent (noun)
  • An additional telephone set connected to the same telephone line as another set or other sets (noun)
  • A room or rooms added to an existing building (noun)
  • A delay, esp one agreed by all parties, in the date originally set for payment of a debt or completion of a contract (noun)
  • The property of matter by which it occupies space; size (noun)
  • The act of straightening or extending an arm or leg (noun)
  • Its position after being straightened or extended (noun)
  • A steady pull applied to a fractured or dislocated arm or leg to restore it to its normal position (noun)
  • A service by which some of the facilities of an educational establishment, library, etc, are offered to outsiders (noun)
  • (as modifier) (noun)
  • The class of entities to which a given word correctly applies: thus, the extension of satellite of Mars is the set containing only Deimos and Phobos (noun)

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Use "extension" in a sentence
  • "When you can't pay your debt obigations without doing it with borrowed money, you're asking for a term extension, which is a default."
  • "My only interest in extension is that they complete the task for which they were originally designed: assemble a long-term space laboratory."
  • "Thanks again for your prompt and thoughtful response and good luck to Ms Lucas and the Green Party in opposing the term extension directive."