prophet

Concise Oxford English Dictionary © 2008 Oxford University Press:
prophet/ˈprɒfɪt/

▶noun

• 1 an inspired teacher or proclaimer of the will of God.

  ■ (the Prophet) (among Muslims) Muhammad.

• 2 a person who predicts the future.

  ■ a person who advocates a new belief or theory.

• 3 (the Prophets) (in Christian use) the prophetic writings of the Old Testament.

  ■ (in Jewish use) one of the three canonical divisions of the Hebrew Bible.

– derivatives
prophethood noun,
prophetism noun.

– origin ME: from OFr. prophete, via L. from Gk prophētēs ‘spokesman’, from pro ‘before’ + phētēs ‘speaker’ (from phēnai ‘speak’).