| 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. |

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