verb (used with or without object), va·tic·i·nat·ed, va·tic·i·nat·ing.
Origin of vaticinate
Examples from the Web for vaticinate
What the end might be he could not pretend to vaticinate, but "El Pretendiente" would never reign in Madrid.Romantic Spain|John Augustus O'Shea
You see I've already become the Homer of your triumphs, and vaticinate in rhyme.Eric|Frederic William Farrar
Which that it will certainly happen if you do not prevent it by your votes, I most confidently predict and vaticinate.The Casual Ward|A. D. Godley
I vaticinate what will be the upshot of all his schemes of reform.Crotchet Castle|Thomas Love Peacock