To be nauseous is to feel very sick and uncomfortable. You might be nauseous because you ate something that you shouldn't have, or you might be nauseous because you're feeling sick from the flu.

  • I feel nauseous every time I eat raw fruits and vegetables.

  • I'm feeling nauseous because I have the flu.

Definition of nauseous


causing or able to cause nausea


loathsome, nauseating, noisome, offensive, queasy, sickening, vile


feeling nausea; feeling about to vomit


nauseated, queasy, sick, sickish

Nearby Words

nauseous Pronunciation in a video

Example Sentences for nauseous

  • 1

    I was sick and nauseous for days.

  • 2

    All the unnecessary diving made me nauseous.

  • 3

    It was like just this emotion and it made you nauseous.

  • 4

    In fact, it is completely ignorant and it makes me nauseous.

  • 5

    I feel nauseous after reading the article.

  • 6

    I felt nauseous and had to get out soon.

  • 7

    A jockey initially doubled for her but became nauseous on the wires.

  • 8

    The patient experienced no relief and had a nauseous reaction to the drugs.

  • 9

    Also, still nauseous, but now I have the headache of hunger.

  • 10

    I'm still jittery if not slightly nauseous at the thought of nuclear war.