nebulous
AdjectiveWordNet 3.0
Adjective (3)
- lacking definite form or limits“gropes among cloudy issues toward a feeble conclusion — H.T.Moore”“nebulous distinction between pride and conceit”Synonyms: cloudynebulose
- of or relating to or resembling a nebula“the nebular hypothesis of the origin of the solar system”Synonyms: nebular
- lacking definition or definite content“nebulous reasons”“unfixed as were her general notions of what men ought to be — Jane Austen”Synonyms: unfixed
Webster's Dictionary (GCIDE)
Nebulous \Neb"u*lous\, a. [L. nebulosus: cf. F. n['e]buleux. See Nebula.]
1.Cloudy; hazy; misty. [1913 Webster]
2.(Astron.) Of, pertaining to, or having the appearance of, a nebula; nebular; cloudlike. [1913 Webster] -- Neb"u*lous*ly, adv. -- Neb"u*lous*ness, n. [1913 Webster]