Definitions

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

  • n. A reciprocal condition or relationship.
  • n. A mutual or cooperative interchange of favors or privileges, especially the exchange of rights or privileges of trade between nations.

from Wiktionary, Creative Commons Attribution/Share-Alike License

  • n. the characteristic of being reciprocal, e.g. of a relationship between people
  • n. a reciprocal relationship
  • n. a relation of mutual dependence or action or influence
  • n. the mutual exchange of rights, privileges or obligations between nations
  • n. the responses of individuals to the actions of others

from the GNU version of the Collaborative International Dictionary of English

  • n. Mutual action and reaction.
  • n. Reciprocal advantages, obligations, or rights; reciprocation.

from The Century Dictionary and Cyclopedia

  • n. Reciprocal action or relation; free interchange; mutual responsiveness in act or effect: as, reciprocity of benefits or of feeling; reciprocity of influence.
  • n. Equality of commercial privileges between the subjects of different, governments in each other's ports, with respect to shipping or merchandise, to the extent established by treaty.
  • n. In the Kantian philosophy, mutual action and reaction in the strict, mechanical sense.
  • n. In geom., the mutual relationship between points and straight lines in a plane, or points and planes in space, etc.; duality.
  • n. the proposition that the number of invariants of the nth order in the coefficients possessed by a binary quautic of the pth degree is equal to the number of invariants of the order p in the coefficients possessed by a quantic of the nth degree.
  • n. Synonyms Exchange, interchange, reciprocation.

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

  • n. a relation of mutual dependence or action or influence
  • n. mutual exchange of commercial or other privileges

Etymologies

Sorry, no etymologies found.

Examples

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  • When Mama's not happy, ain't nobody happy.

    May 2, 2008

  • When you're good to Mama, Mama's good to you.

    April 4, 2007