What does "prognosticator" mean?

One who prognosticates or makes predictions; one who forecasts or guesses.

What is a synonym for "prognosticator"?

Common synonyms include: forecaster, astrologer, augur, calamity howler, cassandra, crystal gazer.

Pronounced //pɹɒɡˈnɒstɪkeɪtə(ɹ)//.

//pɹɒɡˈnɒstɪkeɪtə(ɹ)// noun

noun ·Uncommon ·Advanced level

Noun

1
One who prognosticates or makes predictions; one who forecasts or guesses.
"Plenty of prognosticators try to forecast the ups and downs of the market."
2
someone who makes predictions of the future (usually on the basis of special knowledge) wordnet

"Plenty of prognosticators try to forecast the ups and downs of the market."

From prognosticate + -or.

Data sourced from Wiktionary, WordNet, CMU, and other open linguistic databases. Updated March 2026.