A reciprocal invitation to lunch.
To feel a reciprocal affection.
An example of a reciprocal is an arrangement where Jim gives Al his apple and Al gives Jim his pear.
An example of reciprocal is when someone gives you a gift because you give them one.
An example of a reciprocal in grammar is when a dog and a cat chase each other round and round.
An example of a reciprocal in math is 1/3 is the reciprocal of 3.
Reciprocal agreements between nations; reciprocal admiration between friends.
Hoping for a reciprocal favor.
“each other” is traditionally called a reciprocal pronoun.