vertigo -
The act of whirling round and round; rapid rotation.
Wikipedia
Vertigo (from the Latin vertō "a whirling or spinning movement") is a type of dizziness, where there is a feeling of motion when one is stationary. The symptoms are due to a dysfunction of the vestibular system in the inner ear. It is often associated with nausea and vomiting as well as difficulties standing or walking.
OmegaWiki Dictionary
Ω
vertigo The sensation of spinning or swaying while the body is stationary with respect to the earth or surroundings.
vertigo A sensation of irregular or whirling motion, either of oneself or of external objects.