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gyrus

Pronunciation: ji'rus, -ri

Definition: One of the prominent rounded elevations or convolutions that form the cerebral hemispheres, each consisting of an exposed superficial portion and a portion hidden from view in the wall and floor of the sulcus (q.v.).

[L. fr. G. gyros, circle]

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© Copyright 2018 Wolters Kluwer. All Rights Reserved. Review date: Sep 19, 2016.

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