Nau″seous (?; 277), a. [L. nauseosus.] Causing, or fitted to cause, nausea; sickening; loathsome; disgusting; exciting abhorrence; as, a nauseous drug or medicine. — Nau″seous‐ly, adv. — Nau″seous‐ness, n.
The nauseousness of such company disgusts a reasonable man. Dryden.