Emily Dickinson Lexicon

PROG-NOS'TIC-ATE, v.t. [from prognostic; It. prognosticare.]

1. To foreshow; to indicate a future course and event by present signs. A clear sky at sunset prognosticates a fair day.
2. To foretell by means of present signs; to predict. I neither will nor can prognosticate / To the young gaping heir his father's fate. – Dryden.