Definition of non-necessary in English:

non-necessary

adjective

  • That is not necessary; (Philosophy) that is not inevitable.

noun

  • In plural Things which are not necessary, especially luxuries.

Origin

Early 17th century; earliest use found in Robert Burton (1577–1640), writer. From non- + necessary.

Pronunciation

non-necessary

/nɒnˈnɛsɪs(ə)ri//nɒnˈnɛsɪsɛri/