unknown

/สŒnหˆnoสŠn/

IPA: /AH0 N N OW1 N/

verb
  1. 1

    To undo the process of knowing, to lose knowledge of something.

noun
  1. 1

    A variable (usually x, y or z) whose value is to be found.

  2. 2

    Any thing, place, or situation about which nothing is known; an unknown fact or piece of information.

  3. 3

    A person of no identity; a nonentity

Source: https://en.wiktionary.org/wiki/unknow, https://en.wiktionary.org/wiki/unknown