Webster’s Revised Unabridged Dictionary · 1913
Proleptic
Pro·lep′tic, Pro·lep′tic·al, a. [Gr. προληπτικός: cf. F. proleptique.]
1. Of or pertaining to prolepsis; anticipative. "A far-seeing or proleptic wisdom." De Quincey.
2. Previous; antecedent. Glanvill.
3. (Med.) Anticipating the usual time; — applied to a periodical disease whose paroxysms return at an earlier hour at every repetition.