adjective
                                                lacking definite form or limits
                                                                                                Synonyms
                                                
                                                
                                                                                                Examples
                                                
                                                                                                        - gropes among cloudy issues toward a feeble conclusion"- H.T.Moore
- nebulous distinction between pride and conceit
 
                                                                                        
                                                adjective
                                                of or relating to or resembling a nebula
                                                                                                Synonyms
                                                
                                                
                                                                                                Examples
                                                
                                                                                                        - the nebular hypothesis of the origin of the solar system
 
                                                                                        
                                                adjective
                                                lacking definition or definite content
                                                                                                Synonyms
                                                
                                                
                                                                                                Examples
                                                
                                                                                                        - nebulous reasons
- unfixed as were her general notions of what men ought to be"- Jane Austen