noun, Pathology.
a feeling of nausea and dizziness, sometimes accompanied by vomiting, resulting from stimulation by motion of the semicircular canals of the ear during travel by car, plane, etc.
the state or condition of being dizzy or nauseous from riding in a moving vehicle

motion sickness n.
Nausea and dizziness induced by motion, as in travel by aircraft, car, or ship. Also called kinesia.


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