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  • Ian
    Ian
    noun
    a male given name, Scottish form of John.
  • -ian
    -ian
    a suffix with the same meaning and properties as -an, though -ian is now the more productive of the two suffixes in recent coinages, especially when the base noun ends in a consonant: Orwellian; Washingtonian .

Ian

1 American  
[ee-uhn, ee-ahn, ahy-uhn] / ˈi ən, ˈi ɑn, ˈaɪ ən /

noun

  1. a male given name, Scottish form of John.


-ian 2 American  
  1. a suffix with the same meaning and properties as -an, though -ian is now the more productive of the two suffixes in recent coinages, especially when the base noun ends in a consonant: Orwellian; Washingtonian .


-ian British  

suffix

  1. a variant of -an

    Etonian

    Johnsonian

"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

Etymology

Origin of -ian

Extracted from Latin loanwords in which -ānus (adjective suffix) is joined to stems ending in i; see -an

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

See Examples For:

“After 30 years as a band, I can honestly say that’s the best song we’ve ever done,” says Ian, the most voluble member.

From Los Angeles Times Sep. 17, 2026

Medical director Ian Harvey "sought to control the narrative", and presented the case as he saw it.

From BBC Sep. 15, 2026

But Ian McCredie, MI6’s undercover agent in the embassy, quickly concluded that the Russian was a genuine defector with access to invaluable intelligence about KGB operations in Iran.

From The Wall Street Journal Sep. 14, 2026

The RPC review, which did not name Prof Ian Brown but referred to "Dr Y", found out of the 20 cases reviewed, 15 were "unsatisfactory overall".

From BBC Sep. 13, 2026

Back in Port Tallon, the librarian had told him that Ian Rider had been asking for books about computer viruses...

From "Stormbreaker" by Anthony Horowitz

The adjectivally ennobled: the ones whose names sprout "-esque" and "-ian".

From The Guardian Jan. 15, 2013

Distinction is to be made, therefore, only between Classes II and I. Class II contains the verbs with infinitive in -ian not preceded by r.

From Anglo-Saxon Grammar and Exercise Book with Inflections, Syntax, Selections for Reading, and Glossary by C. Alphonso (Charles Alphonso) Smith

Note.—These verbs have no trace of original umlaut, since their -ian was once -ōjan.

From Anglo-Saxon Grammar and Exercise Book with Inflections, Syntax, Selections for Reading, and Glossary by C. Alphonso (Charles Alphonso) Smith

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