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circumvolution

noun cir·cum·vo·lu·tion \ sər-ˌkəm-və-ˈlü-shən , ˌsər-kᵊm-vō- \
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Definition of circumvolution

: an act or instance of turning around an axis

Origin and Etymology of circumvolution

Middle English circumvolucioun, from Medieval Latin circumvolution-, circumvolutio, from Latin circumvolvere to revolve, from circum- + volvere to roll — more at voluble

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