unofficial
pronunciation
How to pronounce unofficial in British English: UK [ˌʌnəˈfɪʃl]
How to pronounce unofficial in American English: US [ˌʌnəˈfɪʃəl]
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- Adjective:
- not having official authority or sanction
- not officially established
Word Origin
- unofficial (adj.)
- 1798, from un- (1) "not" + official (adj.). Related: Unofficially.
Antonym
Example
- 1. * The unofficial tally of global facebook users is approaching 700 million .
- 2. We 've never done the number-crunching ourselves , but unofficial studies suggest the assertion has merit .
- 3. Such sights are common in the unofficial kurdish capital .
- 4. There has long been an unofficial truce between networking vendors and server vendors .
- 5. Unofficial reports spoke of 15 deaths .