![](https://webarchive.library.unt.edu/eot2008/20081105073429im_/http://www.cancer.gov/images/spacer.gif) |
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![](https://webarchive.library.unt.edu/eot2008/20081105073429im_/http://www.cancer.gov/images/spacer.gif)
| A feeling of sickness or discomfort in the stomach that may come with an urge to vomit. Nausea is a side effect of some types of cancer therapy. |
Previous Definitions: | National Center for Complementary and Alternative Medicine, National Institutes of Health, natural history study, natural killer cell, naturopathy | Next Definitions: | NB1011, NBI-3001, NCCAM, NCI, NCI clinical trials cooperative group |
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![](https://webarchive.library.unt.edu/eot2008/20081105073429im_/http://www.cancer.gov/images/spacer.gif) |