definitions

ultra vires

[ uhl-truh vahy-reez ]
/ ˌʌl trə ˈvaɪ riz /

adverb, adjective Law.

beyond the legal power or authority of a corporation, corporate officer, etc. (opposed to intra vires).

RELATED CONTENT

Science Terms That We All Pretend To KnowIn the spirit of scientific community and understanding, let's clear up some misconceptions around a few of the most misunderstood scientific terms. Let’s boldly go where no man has gone before.
READ MORE
The Google Effect And More ‘Rules’ The Internet CreatedWho needs to stash away names and dates into our longterm memory when we have Google? And, guess what, that phenomenon has a name!
READ MORE

Nearby words

ultimogeniture, ultisol, ulto., ultra, ultra filtration, ultra vires, ultra-, ultra-distance, ultrabasic, ultracentrifuge, ultraclean

Origin of ultra vires

First recorded in 1785–95, ultra vires is from the Latin word ultrā vīrēs literally, beyond strength
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

British Dictionary definitions for ultra vires

ultra vires

/ (ˈvaɪriːz) /

adverb, adjective

(predicative) law beyond the legal power or authority of a person, corporation, agent, etc

Word Origin for ultra vires

Latin, literally: beyond strength
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