from The American Heritage® Dictionary of the English Language, 5th Edition.

  • adjective Having some official authority or sanction.

from The Century Dictionary.

  • Partly official; having some degree of official authority; made upon information from those who have official knowledge: as, a semi-official confirmation of a report; a semi-official organ.

from the GNU version of the Collaborative International Dictionary of English.

  • adjective Half official; having some official authority or importance.

from Wiktionary, Creative Commons Attribution/Share-Alike License.

  • adjective Bearing some but not all the power of being official. As a semioffical opinion that is offered as probably correct and accurate but may be overturned on review and replaced by an official statement.

from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.

  • adjective having some official authority or sanction


Sorry, no etymologies found.


Help support Wordnik (and make this page ad-free) by adopting the word semiofficial.



Log in or sign up to get involved in the conversation. It's quick and easy.