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• Arian
  Arian

  adjective

  of or relating to Arius or Arianism.
• -arian
  -arian

  a suffix forming personal nouns corresponding to Latin adjectives ending in -ārius or English adjectives or nouns ending in -ary (librarian; proletarian; Rotarian; seminarian; sexagenarian; veterinarian ); subsequently productive in English with other Latinate stems, forming nouns denoting a person who supports, advocates, or practices a doctrine, theory, or set of principles associated with the base word: authoritarian; establishmentarian; totalitarian; vegetarian .

Arian

¹ American  

[air-ee-uhn, ar-] / ˈɛər i ən, ˈær- /

adjective

1. of or relating to Arius or Arianism.

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noun

1. an adherent of Arianism.

-arian ² American  

1. a suffix forming personal nouns corresponding to Latin adjectives ending in -ārius or English adjectives or nouns ending in -ary (librarian; proletarian; Rotarian; seminarian; sexagenarian; veterinarian ); subsequently productive in English with other Latinate stems, forming nouns denoting a person who supports, advocates, or practices a doctrine, theory, or set of principles associated with the base word: authoritarian; establishmentarian; totalitarian; vegetarian .

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Arian ¹ British  

/ ˈɛərɪən /

adjective

1. of, relating to, or characterizing Arius or Arianism

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noun

1. an adherent of Arianism

adjective

1. a variant spelling of Aryan

-arian ² British  

suffix

1. indicating a person or thing that advocates, believes, or is associated with something

   vegetarian

   millenarian

   librarian

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Etymology

Origin of Arian¹

1525–35; < Late Latin Ariānus of, pertaining to Arius; see -an

Origin of -arian²

< Latin -āri ( us ) or -ary + -an

Example Sentences

As Malhees publicized his absence, fellow stars including Oscar winner Riz Ahmed and Emmy-nominated “Succession” star Arian Moayed rallied in support.

From Los Angeles Times • Mar. 13, 2026

Arian Campo-Flores is an economics reporter for The Wall Street Journal, based in Miami.

From The Wall Street Journal • Feb. 3, 2026

The 21-year-old defeated three world champions en route to the gold-medal contest, which he narrowly lost 2-1 to Iran's Arian Salimi.

From BBC • Aug. 10, 2024

Arian Moayed, who played the investor Stewy Hosseini in “Succession” and starred in a Broadway revival of Ibsen’s “A Doll’s House” last year, theorized that the show had some theater-like attributes.

From New York Times • Apr. 5, 2024

The snag was that Newton was an Arian.

From "The Scientists" by John Gribbin