supramarginal convolution


su·pra·mar·gin·al gy·rus

[TA] a folded convolution capping the posterior extremity of the lateral (sylvian) sulcus; together with the angular gyrus, it forms the inferior parietal lobule. Synonym(s): gyrus supramarginalis [TA], supramarginal convolution

supramarginal convolution

A cerebral convolution on the lateral surface of the parietal lobe above the posterior part of the sylvian fissure. See also: convolution