Antonyms for unofficial

Grammar : Adj

Spell : uh-fish-uh l

Phonetic Transcription : əˈfɪʃ əl

Definition of unofficial

Origin : 1798, from un- (1) "not" + official (adj.). Related: Unofficially.

adj unauthorized
adj informal

Example sentences :

These unofficial experiments did not take place till 26th July 1907.
Extract from : « Telepathy » by W. W. Baggally

You must look at it this way: what I know is unofficial; what he knows is official.
Extract from : « The Return of Sherlock Holmes » by Arthur Conan Doyle

But he was very ready with his pen, and served as a kind of unofficial poet-laureate.
Extract from : « Andrew Melville » by William Morison

It is only necessary to refer briefly to the unofficial Boer attempts at peace.
Extract from : « The War in South Africa » by Arthur Conan Doyle

Captain Erskine nodded, and did his best to conceal an unofficial smile.
Extract from : « The World Peril of 1910 » by George Griffith

Brains, purpose, will,—all are needed by these unofficial statesmen.
Extract from : « The Negro and the Nation » by George S. Merriam

The periodical was unofficial and had a difficult struggle for existence.
Extract from : « The Better Germany in War Time » by Harold Picton

In unofficial dress the verger swept out the dust of the week.
Extract from : « Tommy Tregennis » by Mary Elizabeth Phillips

Why should he not return to India in an unofficial character?
Extract from : « The Life of Florence Nightingale vol. 2 of 2 » by Edward Tyas Cook

Unofficial work in this line is already carried on to some extent.
Extract from : « Meteorology » by Charles Fitzhugh Talman

Synonyms for unofficial

Based on : Thesaurus.com - Gutenberg.org - Dictionary.com - Random House Unabridged Dictionary, © Random House, Inc. 2019