from The Century Dictionary.
- Causing nausea or loathing
from the GNU version of the Collaborative International Dictionary of English.
- adjective Causing nausea; nauseous.
from Wiktionary, Creative Commons Attribution/Share-Alike License.
- adjective archaic Causing
Sorry, no etymologies found.
Other related terms from the 17th century - nauseation, nauseative, nauseity, nausity-are now obsolete or used very rarely, but for now nauseous as used to describe the subjective state of nausea seems here to stay.