reciprocal

reciprocal
reciprocal [ri sip′rə kəl]
adj.
[< L reciprocus, returning, reciprocal < * reco-prokos, backwards and forwards < * recos (< re-, back + * cos < ?) + IE * proko-, ahead (> Gr proka, forthwith) < base * pro-, forward, ahead + -AL]
1. done, felt, given, etc. in return [hoping for a reciprocal favor]
2. present or existing on both sides; each to the other; mutual [to feel a reciprocal affection]
3. corresponding but reversed or inverted
4. equivalent or interchangeable; corresponding or complementary
5. Gram. expressing mutual action or relation [“each other” is traditionally called a reciprocal pronoun]
6. Math. of the reciprocals of quantities, or their relations
n.
1. anything that has a reciprocal action on or relation to another; complement, counterpart, equivalent, etc.
2. Math. the quantity resulting from the division of 1 by the given quantity; quantity which multiplied by the given quantity equals 1 (Ex.: the reciprocal of 7 is 1/ 7, of 1/ 7 is 7)
SYN.- MUTUAL
reciprocality [ri sip′rəkal′ə tē]
n.
reciprocally
adv.

English World dictionary. . 2014.

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Synonyms:
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  • Reciprocal — Re*cip ro*cal (r[ e]*s[i^]p r[ o]*kal), a. [L. reciprocus; of unknown origin.] 1. Recurring in vicissitude; alternate. [1913 Webster] 2. Done by each to the other; interchanging or interchanged; given and received; due from each to each; mutual;… …   The Collaborative International Dictionary of English

  • reciprocal — 1 Reciprocal, mutual, common mean shared, experienced, or shown by each of the persons or things concerned. Reciprocal has for its distinctive implication the return in due measure by each of two sides of whatever is offered, given, or manifested …   New Dictionary of Synonyms

  • Reciprocal — may refer to:*Multiplicative inverse, in mathematics, the number 1/ x , which multiplied by x gives the product 1, also known as a reciprocal *Reciprocal (grammar), a relationship between grammatical agents *Reciprocal altruism, a form of… …   Wikipedia

  • reciprocal — re·cip·ro·cal /ri si prə kəl/ adj 1 a: mutual (2) b: bilateral a reciprocal contract 2: characterized by correspondence or equivalence es …   Law dictionary

  • Reciprocal — Re*cip ro*cal, n. 1. That which is reciprocal to another thing. [1913 Webster] Corruption is a reciprocal to generation. Bacon. [1913 Webster] 2. (Arith. & Alg.) The quotient arising from dividing unity by any quantity; thus 1/4 is the reciprocal …   The Collaborative International Dictionary of English

  • reciprocal — re‧cip‧ro‧cal [rɪˈsɪprəkl] adjective a reciprocal arrangement or relationship is one in which two people, countries etc do or give the same things to each other, usually so that each is helped in some way * * * reciprocal UK US /rɪˈsɪprəkəl/… …   Financial and business terms

  • reciprocal — The reciprocal pronouns are each other and one another. See each 3 …   Modern English usage

  • reciprocal — (adj.) 1560s, from L. reciprocus returning the same way, alternating, from pre L. *reco proco , from *recus (from re back + cus, adjective formation) + *procus (from pro forward + cus, adjective formation) …   Etymology dictionary

  • reciprocal — [adj] exchanged, alternate changeable, companion, complementary, convertible, coordinate, correlative, corresponding, dependent, double, duplicate, equivalent, exchangeable, fellow, give and take*, interchangeable, interdependent, matching,… …   New thesaurus

  • reciprocal — ► ADJECTIVE 1) given, felt, or done in return. 2) (of an agreement or arrangement) bearing on or binding two parties equally. 3) Grammar (of a pronoun or verb) expressing mutual action or relationship (e.g. each other, they kissed). ► NOUN… …   English terms dictionary

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