from The American Heritage® Dictionary of the English Language, 4th Edition

  • n. An alternating back-and-forth movement.
  • n. The act or fact of reciprocating; interchange.

from Wiktionary, Creative Commons Attribution/Share-Alike License

  • n. The act of reciprocating; interchange of acts; a mutual giving and returning; as, the reciprocation of kindness.
  • n. Alternate recurrence or action; as, the reciprocation of the sea in the flow and ebb of tides; oscillation.

from the GNU version of the Collaborative International Dictionary of English

  • n. The act of reciprocating; interchange of acts; a mutual giving and returning.
  • n. Alternate recurrence or action.

from The Century Dictionary and Cyclopedia

  • n. A going back and forth; alternation of movement.
  • n. The act of reciprocating; interchange of acts; a mutual giving and returning: as, the reciprocation of kindnesses.
  • n. In logic, the relation of two propositions each the converse of the other.
  • n. The process of taking the reciprocal (of a curve, proposition, or quantity).
  • n. In geometry, the correlation of two reciprocal figures. See reciprocal, a., 4.

from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.

  • n. the act of making or doing something in return
  • n. alternating back-and-forth movement
  • n. mutual interaction; the activity of reciprocating or exchanging (especially information)


from Wiktionary, Creative Commons Attribution/Share-Alike License

reciprocate +‎ -ion


  • The concept of "free riding" emphasizes the fact that traditional offline institutions expect and require reciprocation from the majority of their members for their continued existence.

    Boing Boing

  • I feel that an after luncheon speaker should reciprocate as best he may and the only thing I can do, by way of reciprocation is to get on with my subject.

    Munitions and Common Sense

  • If he’s been and continues to be good to you, reciprocation is the honorable thing to do.

    gardener thoughts

  • He really believes in nature, and values life for the power of what Johnson calls reciprocation of benevolence.

    Hours in a Library, Volume I. (of III.)

  • There's been a genuine reciprocation, which is an essential element of any good exchange.

    WalesOnline - Home

  • It does seem that some kind of reciprocation is in order.

    The WritingYA Weblog: Odd Lots

  • It was just the kind of reciprocation toward your fellow man the Bible demands. Latest News

  • A person might feel suspicious when you hand him a flower, for example, because he might think you're trying to invoke the very strong psychological phenomenon of "reciprocation": When someone gives you something or does something for you, you feel you must reciprocate.

    Slate Magazine

  • First, in subsequent negotiations and interactions, we can be more cognizant of the techniques that the sales people were using; "Oh, this is the 'reciprocation' technique, don't feel that you need to reciprocate.

    Jill Konrath - Selling to Big Companies

  • He sought from the start to improve relations with Washington although later he grew frustrated at the lack of reciprocation.

    The Return


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