circus movement

noun

1

: involuntary circling in one direction due to injury to the central nervous system, especially to the cerebellum or the semicircular canals compare nystagmus

2

: movement of a wave of excitation through excitable tissue in such a manner that it makes and repeats more or less indefinitely a complete circuit back to the point of origin, considered to be a possible cause of auricular fibrillation in humans

Word History

Etymology

Latin circus (circle)

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