English dictionary

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English adjective: reciprocal

1. reciprocal concerning each of two or more persons or things; especially given or done in return

SamplesReciprocal aid.
Reciprocal trade.
Mutual respect.
Reciprocal privileges at other clubs.


Similarbilateral, correlative, interactional, interactive, reciprocative, reciprocative, reciprocatory, reciprocatory, trilateral


2. reciprocal of or relating to the multiplicative inverse of a quantity or function

SamplesThe reciprocal ratio of a:b is b:a.



English noun: reciprocal

1. reciprocal something (a term or expression or concept) that has a reciprocal relation to something else

SamplesRisk is the reciprocal of safety.

Broader (hypernym)reciprocality, reciprocity

2. reciprocal (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

Synonymsmultiplicative inverse

Broader (hypernym)inverse, opposite

Domain categorymath, mathematics, maths

3. reciprocal (act) hybridization involving a pair of crosses that reverse the sexes associated with each genotype

Synonymsreciprocal cross

Broader (hypernym)cross, crossbreeding, crossing, hybridisation, hybridization, hybridizing, interbreeding

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