unitarian Meaning, Definition & Usage

  1. noun adherent of Unitarianism
  2. adjective of or relating to or characterizing Unitarianism

WordNet

U`ni*ta"ri*an noun
Etymology
Cf. F. unitaire, unitairien, NL. unitarius. See Unity.
Definitions
  1. (Theol.) One who denies the doctrine of the Trinity, believing that God exists only in one person; a unipersonalist; also, one of a denomination of Christians holding this belief.
  2. One who rejects the principle of dualism.
  3. A monotheist. R. Fleming.
U`ni*ta"ri*an adjective
Definitions
  1. Of or pertaining to Unitarians, or their doctrines.

Webster 1913