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[nuh-ses-i-teyt] /nəˈsɛs ɪˌteɪt/
verb (used with object), necessitated, necessitating.
to make necessary or unavoidable:
The breakdown of the car necessitated a change in our plans.
to compel, oblige, or force:
The new wage demand will necessitate a price increase.
1620-30; < Medieval Latin necessitātus, past participle of necessitāre to compel, constrain. See necessity, -ate1
Related forms
necessitation, noun
necessitative, adjective
prenecessitate, verb (used with object), prenecessitated, prenecessitating.
unnecessitated, adjective
unnecessitating, adjective Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2015.
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Examples from the web for necessitated
  • Some needed to be able to read, write, and do sums simply because their duties necessitated such.
  • Since the treatment necessitated inserting a respirator, the medical staff placed me in a drug induced coma.
  • Unlike those occasions, this release comes several months after the beginning of the crisis that necessitated it.
  • These changes necessitated an entirely new arrangement of the controlling levers.
  • The growth of scientific knowledge has necessitated increased effort and time to produce meaningful publications in any area.
  • In itself, this would have necessitated a drastic rewrite of accepted history.
  • Shifts in the affairs of the noble families who own these places have every so often necessitated a move.
  • Professional armies by their nature tend to be costly and small, necessitated by economics and limited human willingness.
  • First of all, population growth necessitated the expansion of the government payroll.
  • Maybe you have a theory that says every event is necessitated by the laws of nature and the prior history of the universe.
British Dictionary definitions for necessitated


verb (transitive)
to cause as an unavoidable and necessary result
(usually passive) to compel or require (someone to do something)
Derived Forms
necessitation, noun
necessitative, adjective
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition
© William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins
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Word Origin and History for necessitated



1620s, from Medieval Latin necessitatus, past participle of necessitare "to render necessary," from Latin necessitas (see necessity). Earlier verb in English was necessen (late 14c.). Related: Necessitated; necessitates; necessitating.

Online Etymology Dictionary, © 2010 Douglas Harper
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