definition of
[nauseous]

[1] #1 nauseous s. [nauseating, noisome, queasy, loathsome, offensive, sickening, vile] causing or able to cause nausea; "a nauseating smell"; "nauseous offal"; "a sickening stench". wn

[2] #2 nauseous s. [nauseated, queasy, sick, sickish] feeling nausea; feeling about to vomit. wn