📖 WordNook

dateless

adjective
  1. unaffected by time
    “few characters are so dateless as Hamlet”
    timeless
  2. not bearing a date
    “a dateless letter”
    undated
  3. of such great duration as to preclude the possibility of being assigned a date
    “dateless customs”
  4. having no known beginning and presumably no end
    “the dateless rise and fall of the tides”
    endlesssempiternal