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.