Definition of reciprocalness in US English:

reciprocalness

noun

  • The quality, state, or condition of being reciprocal; reciprocity.

Origin

Mid 17th century; earliest use found in Francis Roberts (1609–1675), Church of England clergyman and author. From reciprocal + -ness.

Pronunciation

reciprocalness

/rɪˈsɪprəklnəs/