informal

From in- +‎ formal.

• (General American) IPA^(key): /ɪnˈfɔɹm(ə)l/
• (Received Pronunciation) IPA^(key): /ɪnˈfɔːm(ə)l/

• Audio (US):

  (file)

• Hyphenation: in‧for‧mal
• Rhymes: -ɔː(ɹ)məl

informal (comparative more informal, superlative most informal)

1. Not formal or ceremonious.

   an informal get-together

   • 1918, W[illiam] B[abington] Maxwell, chapter III, in The Mirror and the Lamp, Indianapolis, Ind.: The Bobbs-Merrill Company, →OCLC:

     One saint's day in mid-term a certain newly appointed suffragan-bishop came to the school chapel, and there preached on “The Inner Life.”  He at once secured attention by his informal method, and when presently the coughing of Jarvis […] interrupted the sermon, he altogether captivated his audience with a remark about cough lozenges being cheap and easily procurable.

   • 2019, Li Huang, James Lambert, “Another Arrow for the Quiver: A New Methodology for Multilingual Researchers”, in Journal of Multilingual and Multicultural Development, →DOI, page 4:

     Students and faculty members lunch at the cafeteria and naturally communicate freely with one another in a relaxed and informal setting.

2. Not in accord with the usual regulations.

   an informal agreement

3. Suited for everyday use.

   informal clothes

4. (of language) Reflecting everyday, non-ceremonious usage.
5. (horticulture) Not organized; not structured or planned.

• (not formal or ceremonious): casual
• (not in accord with the usual regulations): unofficial
• (suited for everyday use): casual
• (language: reflecting everyday, non-ceremonious usage): colloquial

• formal

• formalin

From in- +‎ formal.

• IPA^(key): (Central) [iɱ.furˈmal]
• IPA^(key): (Balearic) [iɱ.forˈmal]
• IPA^(key): (Valencia) [iɱ.foɾˈmal]

informal m or f (masculine and feminine plural informals)

1. informal

• informalment

• “informal”, in Diccionari de la llengua catalana [Dictionary of the Catalan Language] (in Catalan), second edition, Institute of Catalan Studies [Catalan: Institut d'Estudis Catalans], April 2007

informal m or f (plural informais)

1. informal

   Antonym: formal

• informalmente

• “informal”, in Dicionario da Real Academia Galega (in Galician), A Coruña: Royal Galician Academy, 2012–2025

From English informal. By surface analysis, in- +‎ formal.

• IPA^(key): [in.fɔ(r).məl], [in.fo(r).mal]
• Rhymes: -əl, -al
• Hyphenation: in‧for‧mal

informal (Jawi spelling اينفورمل)

1. Not formal; informal.

• “informal” in Pusat Rujukan Persuratan Melayu | Malay Literary Reference Centre, Kuala Lumpur: Dewan Bahasa dan Pustaka, 2017.

• Hyphenation: in‧for‧mal

informal m or f (plural informais)

1. informal (not formal or ceremonious)

• informalmente

• “informal” in Dicionário Aberto based on Novo Diccionário da Língua Portuguesa de Cândido de Figueiredo, 1913

Borrowed from English informal or French informel.

informal m or n (feminine singular informală, masculine plural informali, feminine and neuter plural informale)

1. informal

• IPA^(key): /infoɾˈmal/ [ĩɱ.foɾˈmal]
• Rhymes: -al
• Syllabification: in‧for‧mal

informal m or f (masculine and feminine plural informales)

1. informal

   Antonym: formal

• “informal”, in Diccionario de la lengua española [Dictionary of the Spanish Language] (in Spanish), online version 23.8, Royal Spanish Academy [Spanish: Real Academia Española], 10 December 2024

• filmaron