Lewis & Short

Phĕrĕcȳdes, is, m., = Φερεκύδης.

  1. I. A celebrated philosopher from Syros, an instructor of Pythagoras, Cic. Tusc. 1, 16, 38; id. Div. 1, 50, 112; reputed to be the inventor of prose, Plin. 7, 56, 57, § 205.
    Hence,
    1. B. Phĕrĕcȳdēus, a, um, adj., of or belonging to Pherecydes, Pherecydean: Pherecydeum illud, that saying of Pherecydes, Cic. Div. 2, 13, 31.
  2. II. An Athenian chronicler, about 480 B.C., Cic. de Or. 2, 12, 53.