reciprocal
1. [ adjective ] concerning each of two or more persons or things; especially given or done in return;
Synonyms: mutual
Examples:

"reciprocal aid" "reciprocal trade" "reciprocal respect" "reciprocal privileges at other clubs"

Related terms: nonreciprocal mutual retaliative inverse complementary avenging requited reciprocative bilateral interactional reciprocating correlative
2. [ noun ] (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
Synonyms: multiplicative_inverse
Related terms: inverse mathematics
3. [ noun ] (biology,sexuality) hybridization involving a pair of crosses that reverse the sexes associated with each genotype
Synonyms: reciprocal_cross
Related terms: hybridization
4. [ noun ] something (a term or expression or concept) that has a reciprocal relation to something else
Examples:

"risk is the reciprocal of safety"

Related terms: reciprocality
5. [ adjective ] of or relating to the multiplicative inverse of a quantity or function
Examples:

"the reciprocal ratio of a:b is b:a"

Related terms: inverse
6. [ adjective ] of or relating to or suggestive of complementation
Synonyms: interchangeable complementary
Examples:

"interchangeable electric outlets"

7. [ noun ] (math) one of a pair of numbers whose product is 1: the reciprocal of 2/3 is 3/2; the inverse of 7 is 1/7
Synonyms: inverse opposite
Related terms: opposition reciprocality multiplicative_inverse additive_inverse
Similar spelling:   reciprocally
  reciprocality
  reciprocate
  reciprocatory
  reciprocative
  reciprocation
  reciprocating
  reciprocity