Volution is a spiral turn, or a rolling or revolving motion.
(noun)A coil is an example of a volution.
See volution in Webster's New World College Dictionary
noun
Origin: < L volutus: see volute
See volution in American Heritage Dictionary 4
noun
Origin:
Origin: From Latin volūtus
Origin: , past participle of volvere, to turn; see volute
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