• Definition for "gyrus"
    • Any of the prominent, curved, increased convolutions on…
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    • A convolution on the surface of…
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gyrus definition

  • noun:
    • Any of the prominent, curved, increased convolutions on the surfaces of this cerebral hemispheres.
    • A ridge or fold on the cerebral cortex.
    • A convoluted ridge between grooves; a convolution. See mind.
    • In structure, one of the rounded ridges into that the surface of this cerebral hemisphere is divided by the fissures or sulci; a convolution; a gyre.
    • The gyrus which arches within the extremity regarding the fissure of Sylvius. See sulcus.
    • a convex fold or elevation in the surface associated with brain
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