Source : Webster's Revised Unabridged Dictionary (1913)

Vesicate \Ves"i*cate\, v. t. [imp. & p. p. {Vesicated}; p. pr. &
   vb. n. {Vesicating}.] [See {Vesicant}.] (Med.)
   To raise little bladders or blisters upon; to inflame and
   separate the cuticle of; to blister. --Wiseman.