Someone who makes predictions of the future (usually on the basis of special knowledge).

synonyms: forecaster, prognosticator, soothsayer.

Roget 513: oracle; prophet, prophesier, seer, soothsayer, augur, fortune teller, crystal gazer^†, witch, geomancer^†, aruspex^†; aruspice^†, haruspice^†; haruspex; astrologer, star gazer^†; Sibyl; Python, Pythoness^†; Pythia; Pythian oracle, Delphian oracle; Monitor, Sphinx, Tiresias, Cassandra^†, Sibylline leaves; Zadkiel, Old Moore; sorcerer etc. 994; interpreter, etc. 524.    [person who predicts by non-mystical (natural) means] predictor, prognosticator, forecaster; weather forecaster, weatherman.    ... show more

Dutch: voorspeller, waarzegster, wittiger, koffiedikkijker, toekomstvoorspeller, waarzegger

Information that supports a probabilistic estimate of future events.

A computer for controlling antiaircraft fire that computes the position of an aircraft at the instant of a shell's arrival.