Definition of polyhistorian in English:

polyhistorian

noun

historical
  • Polyhistor.

Origin

Mid 17th century; earliest use found in Theophilus Gale (1628–1679), ejected minister and theologian. Alteration of polyhistor, after historian.

Pronunciation

polyhistorian

/ˌpɒlɪhɪˈstɔːrɪən/