unofficial B2 Topic:Law & Government US /ʌn.əˈfɪʃ.əl/ See IPA manual Freq #17860 Meanings 1 adj Not announced or confirmed by an authority; not yet official The unofficial results suggest she won the election. 2 adj Not having official permission or authority He acted as an unofficial adviser to the new mayor. Thesaurus Synonyms inofficial ↔ Opposites official Word family Derived forms unofficialityunofficiallyunofficialness Common collocations unofficial mayor Adjective + noun Etymology AI details From un- + official. Topics Law & Government External links Cambridge Dictionary Wiktionary Google Images # unofficial **Type:** Word **Level:** B2 **Part of speech:** adj **IPA (US):** /ʌn.əˈfɪʃ.əl/ **Frequency rank:** 17860 ## Meanings 1. Not announced or confirmed by an authority; not yet official 2. Not having official permission or authority ## Examples - The unofficial results suggest she won the election. - He acted as an unofficial adviser to the new mayor. ## Synonyms - inofficial ## Antonyms - official ## Derived Forms - unofficiality - unofficially - unofficialness ## Etymology From un- + official. ## AI Etymology Unofficial is from un- + official. The surface analysis is un- + official. The prefix un- supplies the negative or reversive element. In present-day use, it can mean not announced or confirmed by an authority; not yet official, or not having official permission or authority. Derived formations include unofficiality, unofficially, unofficialness. ## Topics - Law & Government markdown