Thesaurus

informal

adjective

Synonyms & Antonyms of informal

1 not rigidly following established form, custom, or rules
  • an informal meeting allowed everyone to get acquainted

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2 not designed to be worn only on special occasions
  • chose an informal flowery dress

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Antonyms for informal

3 used in or suitable for speech and not formal writing
  • the use of informal language in a scholarly article is really inappropriate

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Antonyms for informal

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Time Traveler for informal

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The first known use of informal was in the 15th century

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Cite this Entry

“Informal.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/informal. Accessed 22 Sep. 2020.

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More from Merriam-Webster on informal

Dictionary: Definition of informal

Nglish: Translation of informal for Spanish Speakers

Britannica English: Translation of informal for Arabic Speakers

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