- reciprocal exchange,
- reciprocal inhibition,
- reciprocal insurance,
- reciprocal leveling,
- reciprocal transfusion
Origin of reciprocal
Examples from the Web for reciprocal
His visit also included a reciprocal invitation that the pope plans to follow up on in late May.Obama Goes to Rome Hoping to Tap Some of Pope Francis’ Popularity|Barbie Latza Nadeau|March 26, 2014|DAILY BEAST
One reason for cheer is that the interim agreement has brought together the hard-liners, theirs and ours, in reciprocal dismay.
The safety net is rooted in human instincts about reciprocal exchange.
And stop hugging Israel closer without looking for reciprocal moves.
Of course, for reciprocal altruism to work, it must be reciprocated.Mark Pagel in ‘Wired for Culture’ Makes a Strong Case for Cultural Determinism|Casey Schwartz|March 4, 2012|DAILY BEAST
We parted with reciprocal expressions of regret and benediction.
The reciprocal movement of these two cylinders is therefore a matter which demands the keenest possible attention.Practical Lithography|Alfred Seymour
By reciprocal obligations of help, defense, and redress of injuries.Ancient Society|Lewis Henry Morgan
Then you are happy enough to be the object of a reciprocal feeling which for myself I could scarcely expect.With Edged Tools|Henry Seton Merriman
They had therefore a reciprocal effect on the national poetry, and were developed side by side with it.Life Of Mozart, Vol. 3 (of 3)|Otto Jahn
Word Origin for reciprocal
1560s, with -al (1) + stem of Latin reciprocus "returning the same way, alternating," from pre-Latin *reco-proco-, from *recus (from re- "back;" see re-, + -cus, adjective formation) + *procus (from pro- "forward;" see pro-, + -cus. Related: Reciprocally. The noun meaning "that which is reciprocal" (to another) is from 1560s.
The number by which a given number must be multiplied to get a result of one. The reciprocal of one-half, for example, is two.