Definition of lenitive in English:

lenitive

Pronunciation /ˈlenədiv/ /ˈlɛnədɪv/

adjective

archaic Medicine
  • (of a medicine) laxative.

    • ‘The leaves, and to a lesser extent the flowers, are mildly diuretic, emollient, lenitive and mildly sedative.’
    soothing, alleviating, sedative, calmative, calming

noun

archaic Medicine
  • A laxative.

    ‘He suggests, as lenitives, senna with pulp of tamarind or oil of sweet almonds.’
    • ‘This should be followed by an emetic or stomach-pump, and subsequently by lenitives.’
    painkiller, analgesic, pain reliever, sedative, tranquillizer, anodyne, calmative, opiate, bromide

Origin

Late Middle English from medieval Latin lenitivus, from lenit- ‘softened’, from the verb lenire.