- done, felt, given, etc. in return: hoping for a
*reciprocal*favor - present or existing on both sides; each to the other; mutual: to feel a
*reciprocal*affection - corresponding but reversed or inverted
- equivalent or interchangeable; corresponding or complementary
- Gram. expressing mutual action or relation: “each other” is traditionally called a
*reciprocal*pronoun - Math. of the reciprocals of quantities, or their relations

Origin of reciprocal

from Classical Latin*reciprocus,*returning, reciprocal from an unverified form

*reco-prokos,*backwards and forwards from an unverified form

*recos*( from

*re-*, back + an unverified form

*cos*from uncertain or unknown; perhaps ) + Indo-European an unverified form

*proko-,*ahead (from source Classical Greek

*proka*, forthwith) from base an unverified form

*pro-,*forward, ahead + -al

- anything that has a reciprocal action on or relation to another; complement, counterpart, equivalent, etc.
- Math. the quantity resulting from the division of 1 by the given quantity; quantity which multiplied by the given quantity equals 1 (Ex.: the
*reciprocal*of 7 is , of is 7)