Entry 1 sense Webster, 1913 Vaticination · Va·tic·i·na·tion · IPA /vəˌtɪsɪˈneɪʃən/ 01 n. Prediction; prophecy. 1. Prediction; prophecy. “It is not a false utterance; it is a true, though an impetuous, vaticination.” — I. Taylor.