Definition of inunction in US English:

inunction

noun

Medicine
  • The rubbing of ointment or oil into the skin.

    • ‘Ethyl linoleate was applied dropwise, after which it was spread by inunction to the donor site.’
    • ‘Apply to the affected areas 2 to 3 times daily by gentle inunction.’
    • ‘Cod-liver Oil may also be used by inunction, in the foregoing disorders, but it is best administered internally, and in the following diseases, viz.’
    • ‘Treatment can be administered by injection, by inunction and by the oral route.’
    • ‘Inhalation enables the oils to pass into the bloodstream via the lungs, and inunction through the skin.’

Origin

Late 15th century: from Latin inunctio(n-), from inunguere ‘smear on’.

Pronunciation

inunction

/iˈnəNG(k)SHən//ɪˈnəŋ(k)ʃən/