Definition of vesicate in English:

vesicate

verb

[WITH OBJECT]Medicine
  • 1 Raise blisters on.

    • ‘The plant reddens and vesicates healthy skin and has been used as a counter-irritant.’
    • ‘Both the root in substance, and the juice, have a disagreeable smell, and a nauseous, bitter biting taste: applied for some time to the skin, they inflame or even vesicate the part.’
    • ‘The patient should remain perfectly quiet during the time it is on, lest any motion should bring the blister against the scrotum, and vesicate it.’
    1. 1.1[no object]Form blisters.

Origin

Mid 17th century: from late Latin vesicat- having pustules from vesica bladder.

Pronunciation:

vesicate

/ˈvesəˌkāt/