[ nuh-ses-i-teyt ]
See synonyms for: necessitatenecessitatednecessitatesnecessitating on

verb (used with object),ne·ces·si·tat·ed, ne·ces·si·tat·ing.
  1. to make necessary or unavoidable: The breakdown of the car necessitated a change in our plans.

  2. to compel, oblige, or force: The new wage demand will necessitate a price increase.

Origin of necessitate

1620–30; <Medieval Latin necessitātus, past participle of necessitāre to compel, constrain. See necessity, -ate1

Other words from necessitate

  • ne·ces·si·ta·tion, noun
  • ne·ces·si·ta·tive, adjective
  • pre·ne·ces·si·tate, verb (used with object), pre·ne·ces·si·tat·ed, pre·ne·ces·si·tat·ing.
  • un·ne·ces·si·tat·ed, adjective
  • un·ne·ces·si·tat·ing, adjective Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2023

How to use necessitate in a sentence

British Dictionary definitions for necessitate


/ (nɪˈsɛsɪˌteɪt) /

  1. to cause as an unavoidable and necessary result

  2. (usually passive) to compel or require (someone to do something)

Derived forms of necessitate

  • necessitation, noun
  • necessitative, adjective

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