unitarian

[ yoo-ni-tair-ee-uh n ]
/ ˌyu nɪˈtɛər i ən /

noun

a person who maintains that God is one being, rejecting the doctrine of the Trinity.
(initial capital letter) a member of a liberal religious denomination founded upon the doctrine that God is one being, and giving each congregation complete control over its affairs.Compare Unitarian Universalism.
an advocate of unity or centralization, as in government.

adjective

(initial capital letter) pertaining to the Unitarians or their doctrines; accepting Unitarianism; belonging to the Unitarians.

Origin of unitarian

1680–90; < New Latin ūnitāri(us) (Latin ūnit(ās) unity + -ārius -ary) + -an

Related forms

non·u·ni·tar·i·an, nounnon-U·ni·tar·i·an, adjective, nounpro-U·ni·tar·i·an, adjective, noun
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

Examples from the Web for unitarian

British Dictionary definitions for unitarian (1 of 2)

unitarian

/ (ˌjuːnɪˈtɛərɪən) /

noun

a supporter of unity or centralization

adjective

of or relating to unity or centralization
another word for unitary

British Dictionary definitions for unitarian (2 of 2)

Unitarian

/ (ˌjuːnɪˈtɛərɪən) /

noun

theol a person who believes that God is one being and rejects the doctrine of the Trinity
ecclesiast an upholder of Unitarianism, esp a member of the Church (Unitarian Church) that embodies this system of belief

adjective

of or relating to Unitarians or Unitarianism
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012