AskDefine | Define reciprocal

Dictionary Definition

reciprocal adj
1 concerning each of two or more persons or things; especially given or done in return; "reciprocal aid"; "reciprocal trade"; "mutual respect"; "reciprocal privileges at other clubs" [syn: mutual] [ant: nonreciprocal]
2 of or relating to or suggestive of complementation; "interchangeable electric outlets" [syn: complementary, interchangeable]
3 of or relating to the multiplicative inverse of a quantity or function; "the reciprocal ratio of a:b is b:a"

Noun

1 something (a term or expression or concept) that has a reciprocal relation to something else; "risk is the reciprocal of safety"
2 (mathematics) one of a pair of numbers whose product is
1 the reciprocal of 2/3 is 3/2; the multiplicative inverse of 7 is 1/7 [syn: multiplicative inverse]
3 hybridization involving a pair of crosses that reverse the sexes associated with each genotype [syn: reciprocal cross]

User Contributed Dictionary

English

Pronunciation

Adjective

reciprocal
  1. Of an action, feeling, etc, done, felt, etc, by each of two people to, on or towards the other.
  2. In the contrary or opposite way, order, or direction

Translations

done by each of two people towards the other
in the contrary or opposite way

Noun

  1. Of a number, the number obtained by dividing 1 by the given number; the result of exchanging the numerator and the denominator of a fraction.
    0.5 is the reciprocal of 2.

Synonyms

Translations

in mathematics
  • Chinese: 倒数
  • Finnish: käänteisluku
  • French: inverse
  • German: Kehrwert
  • Japanese: (gyakusū)
  • Portuguese: recíproca

Related terms

Extensive Definition

Reciprocal may refer to:

See also

Synonyms, Antonyms and Related Words

algorismic, algorithmic, aliquot, ally, alter ego, alternate, analogon, analogous, analogue, answering, associate, associated, back-and-forth, beating, brother, cardinal, changeable, circling, close copy, close match, coacting, coactive, coadjutant, coadjuvant, coefficient, coequal, cognate, collaborative, collective, collectivist, collectivistic, collusive, combined, commensal, common, communal, communalist, communalistic, communist, communistic, communitarian, commutable, commutative, commutual, companion, compensatory, complement, complemental, complementary, concerted, concordant, concurrent, concurring, congenator, congener, conjoint, conniving, convertible, cooperant, cooperating, cooperative, coordinate, correlate, correlative, correspondent, corresponding, counterpart, cyclic, decimal, differential, digital, double, duplicate, ecumenic, epochal, equal, equalizing, equipollent, equivalent, even, every other, exchanged, exponential, fellow, figural, figurate, figurative, finite, fractional, general, give-and-take, harmonious, harmonized, homologous, image, imaginary, impair, impossible, in common, infinite, integral, interchangeable, interchanged, intermittent, irrational, isochronal, joint, kindred spirit, like, likeness, logarithmic, logometric, match, mate, measured, metronomic, mutual, near duplicate, negative, noncompetitive, numeral, numerary, numerative, numeric, obverse, odd, ordinal, oscillatory, pair, parallel, pendant, periodical, permutable, picture, popular, positive, possible, prime, public, pulsing, punitive, radical, rational, real, reciprocating, reciprocative, recompensing, recompensive, recurrent, recurring, reparative, restitutive, retaliative, retaliatory, retributive, retributory, returnable, rhythmic, rotary, seasonal, second self, seesaw, serial, shared, similitude, simulacrum, sine wave, sister, social, socialistic, societal, soul mate, standard, steady, submultiple, such, suchlike, surd, swapped, switched, symbiotic, synergetic, synergic, synergistic, tally, tantamount, the like of, the likes of, to-and-fro, traded, transcendental, transposed, twin, uncompetitive, undulant, undulatory, up-and-down, wavelike, wheeling
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