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Nauseated vs. NauseousThe word nauseated means to be affected with nausea or to feel sick to your stomach. Nauseous describes something that causes a feeling of nausea. These words have the same root word, nausea, a Latin word that refers specifically to seasickness. Nauseous and nauseated originally had different definitions. In current common usage, though, the words have evolved to become practically interchangeable. Nauseous The word nauseous …
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.