Read the dictionary definition of reciprocal. All definitions for this word.
1. hybridization involving a pair of crosses that reverse the sexes associated with each genotype
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
3. something (a term or expression or concept) that has an inverse relation to something else
1. risk is the reciprocal of safety
4. of or relating to the multiplicative inverse of a quantity or function
1. the reciprocal ratio of a:b is b:a
5. concerning each of two or more persons or things; especially given or done in return
1. reciprocal aid
2. reciprocal trade
3. mutual respect
4. reciprocal privileges at other clubs