• synonyms

ex officio

[eks uh-fish-ee-oh]
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adverb, adjective
  1. by virtue of office or official position.
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Origin of ex officio

Borrowed into English from Latin around 1525–35
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

Related Words for ex officio

approved, sanctioned

Examples from the Web for ex officio

Historical Examples of ex officio

  • General Harrison was successful and fills the place that ex-officio makes him leader.

    The Arena


  • The Secretary of Commerce and Labor is the ex-officio president.

  • But the qualifications of an ex-officio member cannot be always satisfactory.

    The Confessions of a Collector

    William Carew Hazlitt

  • "I'm practically an ex-officio member in good standing myself," I said.

    The Telenizer

    Don Thompson

  • He was constable, for one thing, and ex-officio county jailor.

    A Man of Honor

    George Cary Eggleston

British Dictionary definitions for ex officio

ex officio

adverb, adjective
  1. by right of position or officeAbbreviation: ex off
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Word Origin for ex officio

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 ex officio

Latin, "in discharge of one's duties," literally "out of duty," from ex "out of" (see ex-) + officio, ablative of officium "duty" (see office).

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Online Etymology Dictionary, © 2010 Douglas Harper