verb (used with object), prog·nos·ti·cat·ed, prog·nos·ti·cat·ing.
verb (used without object), prog·nos·ti·cat·ed, prog·nos·ti·cat·ing.
- prognostic chart,
Origin of prognosticate
Examples from the Web for prognosticator
One Washington prognosticator, however, stands above the rest.
This pretty spotted little beetle was used formerly in the neighbourhood of Llanidloes as a prognosticator of the weather.Welsh Folk-Lore|Elias Owen
Two suns shone in the sky, prognosticator of still deeper frost.The Conquest|Eva Emery Dye
The Mole has long been recorded as a prognosticator of change of weather, before which it becomes very active.Eccentricities of the Animal Creation.|John Timbs
The prognosticator in these cases is deceived, because he is solely directed by the order of his indices.A Morning's Walk from London to Kew|Richard Phillips
A small sea-fowl which the natives of the Western Isles of Scotland trust in, as a prognosticator of the weather.The Sailor's Word-Book|William Henry Smyth