n something (a term or expression or concept) that has a reciprocal relation to something else
risk is the reciprocal of safety
n (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
n hybridization involving a pair of crosses that reverse the sexes associated with each genotype
a concerning each of two or more persons or things; especially given or done in return
reciprocal aid reciprocal trade reciprocal privileges at other clubs
s of or relating to the multiplicative inverse of a quantity or function
the reciprocal ratio of a:b is b:a
Hillary Rodham Clinton in Reuters UK If North Korea abides by the obligations it has already entered into and verifiably and completely eliminates its nuclear programme, then there will be a reciprocal response, certainly from the United States,Clinton said.
Barack Obama in Moneycontrol.com Obama told a meeting with Senate Democrats on Wednesday that Washington was trying "to get much tougher about enforcement of existing rules, putting constant pressure on China and other countries to open up their markets in reciprocal ways".
Dana Perino in Seattle Post Intelligencer The United States has never before confronted the question of extending unilateral trade preferences to a country that has rejected a reciprocal trade agreement,White House press secretary Dana Perino said in a statement.