official

[uh-fish-uh l]

noun

a person appointed or elected to an office or charged with certain duties.

adjective


Origin of official

1300–50; Middle English < Late Latin officiālis of duty, equivalent to Latin offici(um) office + -ālis -al1
Related formsof·fi·cial·ly, adverbnon·of·fi·cial, adjectivenon·of·fi·cial·ly, adverbpre·of·fi·cial, adjectivepre·of·fi·cial·ly, adverbpseu·do·of·fi·cial, adjective, nounpseu·do·of·fi·cial·ly, adverbqua·si-of·fi·cial, adjectivequa·si-of·fi·cial·ly, adverbsub·of·fi·cial, noun, adjectivesub·of·fi·cial·ly, adverbun·der·of·fi·cial, adjectiveun·of·fi·cial, adjectiveun·of·fi·cial·ly, adverb
Can be confusedofficial officious
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019


Examples from the Web for unofficial

Contemporary Examples of unofficial

Historical Examples of unofficial

  • These unofficial experiments did not take place till 26th July 1907.

    Telepathy

    W. W. Baggally

  • You must look at it this way: what I know is unofficial; what he knows is official.

  • But he was very ready with his pen, and served as a kind of unofficial poet-laureate.

    Andrew Melville

    William Morison

  • It is only necessary to refer briefly to the unofficial Boer attempts at peace.

    The War in South Africa

    Arthur Conan Doyle

  • Captain Erskine nodded, and did his best to conceal an unofficial smile.


British Dictionary definitions for unofficial

unofficial

adjective

not official or formalan unofficial engagement
not confirmed officiallyan unofficial report
(of a strike) not approved by the strikers' trade union
(of a medicinal drug) not listed in a pharmacopoeia
Derived Formsunofficially, adverb

official

adjective

of or relating to an office, its administration, or its duration
sanctioned by, recognized by, or derived from authorityan official statement
appointed by authority, esp for some special duty
having a formal ceremonial characteran official dinner

noun

a person who holds a position in an organization, government department, etc, esp a subordinate position

Official

adjective

of or relating to one of the two factions of the IRA and Sinn Féin, created by a split in 1969. The Official movement subsequently renounced terrorism and entered constitutional politics in the Irish Republic as the Workers' Party (now the Democratic Left)

noun

a member of the Official IRA and Sinn Féin
Compare Provisional
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Word Origin and History for unofficial
adj.

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

official

n.

early 14c., from Old French oficial "law officer; bishop's representative" (12c.) and directly from Late Latin officialis "attendant to a magistrate, public official," noun use of officialis (adj.) "of or belonging to duty, service, or office" (see official (adj.)). Meaning "person in charge of some public work or duty" first recorded 1550s.

official

adj.

late 14c., "performing a service; required by duty," from Old French oficial "official; main, principal" (14c., Modern French officiel) or directly from Late Latin officialis "of or belonging to duty, service, or office," from Latin officium (see office). Meaning "pertaining to an office or official position" is from c.1600.

Online Etymology Dictionary, © 2010 Douglas Harper

unofficial in Medicine

unofficial

[ŭn′ə-fĭshəl]

adj.

Of or being a drug that is not listed in the United States Pharmacopeia or the National Formulary.

official

[ə-fĭshəl]

adj.

Authorized by or contained in the US Pharmacopoeia or National Formulary. Used of drugs.
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.