D defs.my
Entry 2 senses Webster, 1913

Nebulous

/nĕb'-yəl-əs/ · Neb·u·lous · IPA /ˈnɛbjʊləs/
01 a. Cloudy; hazy; misty.
  1. 1.
    Cloudy; hazy; misty.
  2. 2.
    Of, pertaining to, or having the appearance of, a nebula; nebular; cloudlike.(Astron.)