Meaning of the word reciprocal in English

What does reciprocal mean in English? Explore the meaning, pronunciation, and specific usage of this word with Lingoland.

reciprocal

US /rɪˈsɪp.rə.kəl/
UK /rɪˈsɪp.rə.kəl/

Noun

1.

a mathematical expression or function so related to another that their product is one; the quantity obtained by dividing the number one by a given quantity.

Example:
the compressibility is the reciprocal of the bulk modulus
2.

a pronoun or verb expressing mutual action or relationship, e.g. each other, fight.

Adjective

1.

given, felt, or done in return.

Example:
she was hoping for some reciprocal comment or gesture
2.

(of an agreement or obligation) bearing on or binding each of two parties equally.

Example:
the treaty is a bilateral commitment with reciprocal rights and duties
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