Definition of reagency in English:

reagency

noun

mass nounChemistry
  • Reactive power or operation.

    • ‘The acid reaction is thus accounted for, as well as the deposition.’
    • ‘It was now found that a free base of the general formula could be yielded if the free base is manufactured by releasing it with an appropriate reagency from a high purity, crystalline salt.’

Pronunciation

reagency

/rɪˈeɪdʒ(ə)nsi/