informal A2 Topic:Describing People US /ɪnˈfɔɹ.m(ə)l/ UK /ɪnˈfɔː.m(ə)l/ See IPA manual Freq #15810 Meanings 1 adj Relaxed and friendly, not following strict rules or ceremony. We had an informal dinner with a few close friends. 2 adj Used in everyday, casual speech or writing rather than in serious or official situations. "Kids" is an informal word for children. 3 adj Not official or not arranged in an official way. They reached an informal agreement over coffee. Thesaurus Synonyms 2 adj · used in everyday, casual... colloquial 3 adj · not official or not... loose More ceremonious ↔ Opposites formal Word family Derived forms informalisminformalistinformalityinformalizeinformallyinformalwearsemi-informalsuperinformal Common collocations informal agreement Adjective + noun Etymology AI details From in- + formal. Topics Describing People Register & Style External links Cambridge Dictionary Wiktionary Google Images # informal **Type:** Word **Level:** A2 **Part of speech:** adj **IPA (US):** /ɪnˈfɔɹ.m(ə)l/ **IPA (UK):** /ɪnˈfɔː.m(ə)l/ **Frequency rank:** 15810 ## Meanings 1. Relaxed and friendly, not following strict rules or ceremony. 2. Used in everyday, casual speech or writing rather than in serious or official situations. 3. Not official or not arranged in an official way. ## Examples - We had an informal dinner with a few close friends. - "Kids" is an informal word for children. - They reached an informal agreement over coffee. ## Synonyms - ceremonious ## Antonyms - formal ## Derived Forms - informalism - informalist - informality - informalize - informally - informalwear - semi-informal - superinformal ## Etymology From in- + formal. ## AI Etymology Informal comes from in- + formal. The analysis is mainly morphological: the modern adjectival form is built from the named base and affix. ## Topics - Describing People - Register & Style markdown