unnecessary

[ uhn-nes-uh-ser-ee ]
/ ʌnˈnɛs əˌsɛr i /

adjective

not necessary or essential; needless; unessential.

noun, plural un·nec·es·sar·ies.

unnecessaries, things that are not necessary or essential.

Nearby words

  1. unmyelinated fiber,
  2. unnail,
  3. unnamed,
  4. unnatural,
  5. unnaturally,
  6. unneeded,
  7. unnerve,
  8. unnerving,
  9. unnilennium,
  10. unnilhexium

Origin of unnecessary

First recorded in 1540–50; un-1 + necessary

Related formsun·nec·es·sar·i·ly [uhn-nes-uh-sair-uh-lee, -nes-uh-ser-] /ʌnˌnɛs əˈsɛər ə li, -ˈnɛs əˌsɛr-/, adverbun·nec·es·sar·i·ness, noun

Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

Examples from the Web for unnecessary


British Dictionary definitions for unnecessary

unnecessary

/ (ʌnˈnɛsɪsərɪ, -ɪsrɪ) /

adjective

not necessary
Derived Formsunnecessarily, adverbunnecessariness, noun

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 unnecessary

unnecessary

adj.

1540s, from un- (1) "not" + necessary. Related: Unnecessarily.

Online Etymology Dictionary, © 2010 Douglas Harper