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unnecessary

adjective

  1. non-essential
L229325 on Wikidata ↗

Wiktionary

Pronunciation: /ʌnˈnɛs.ə.s(ə)ɹɪ/ / /ʌnˈnɛs.əˌsɛɹ.ɪ/ / /ʌnˈnɛs.əˌsɛɹ.i/

adj

Etymology: Etymology tree Proto-Indo-European *né Proto-Indo-European *n̥- Proto-Germanic *un- Proto-West Germanic *un- Old English un- Middle English un- English un- English necessary English unnecessary From un- + necessary.

  1. Not needed or necessary.

    The automatic child-frightener made clowns unnecessary.

    Every possible economy was carefully investigated and unnecessary expense, however small, eliminated. The company had no money to spare on "frills."

  2. Done in addition to requirements; unrequired.