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1. Done, given, felt, or owed in return: a reciprocal invitation to lunch.
2. Existing, experienced, or done on both sides: reciprocal agreements between nations; reciprocal admiration between friends.
3. Grammar Expressing mutual action or relationship. Used of some verbs and compound pronouns.
4. Mathematics Of or relating to the reciprocal of a quantity.
5. Physiology Of or relating to a neuromuscular phenomenon in which the excitation of one group of muscles is accompanied by the inhibition of another.
6. Genetics Of or designating a pair of crosses in which the male or female parent in one cross is of the same genotype or phenotype as the complementary female or male parent in the other cross.
1. Something that is reciprocal to something else.
2. Mathematics A number related to another in such a way that when multiplied together their product is 1. For example, the reciprocal of 7 is 1/7 ; the reciprocal of 2/3 is 3/2 .

[From Latin reciprocus, alternating; see per in Indo-European roots.]

re·cip′ro·cal′i·ty (-kăl′ĭ-tē), re·cip′ro·cal·ness (-kəl-nĭs) n.
re·cip′ro·cal·ly adv.
ThesaurusAntonymsRelated WordsSynonymsLegend:
Noun1.reciprocality - a relation of mutual dependence or action or influence
relation - an abstraction belonging to or characteristic of two entities or parts together
complementarity - the interrelation of reciprocity whereby one thing supplements or depends on the other; "the complementarity of the sexes"
correlation, correlativity - a reciprocal relation between two or more things
interdependence, interdependency, mutuality - a reciprocal relation between interdependent entities (objects or individuals or groups)
mutuality, mutualness - a reciprocality of sentiments; "the mutuality of their affection was obvious"
reciprocal - something (a term or expression or concept) that has a reciprocal relation to something else; "risk is the reciprocal of safety"
References in classic literature ?
The principle of reciprocality seems to require that its obligation on the other States should be reduced to the same standard.
In fact, if material agency operates, when it comes to describing how intentions and knowledge drive the making "verbal description, however detailed, can hardly capture the phenomenological perturbations of real activity and the reciprocality between the crafter and the crafted" (20).
The authors' interpretation of the study findings led to a context-specific revision of Bandura's (1986) Triadic Reciprocality Model.
A House member is seeking the amendment of the Comprehensive Dangerous Drugs Act of 2002 to further strengthen the Philippine Drug Enforcement Agency (PDEA) and increase the reciprocality among the different organizations concerned in fighting the drug menace.