or frontal convolution
any of several convolutions on the outer surface of the frontal lobe of the cerebrum.
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Words nearby frontal gyrus
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2020
Medical definitions for frontal gyrus
A broad convolution on the convexity of the frontal lobe of the cerebrum between the inferior frontal sulcus and the sylvian fissure, divided by branches of the sylvian fissure into three parts; inferior frontal gyrus.
A convolution on the convexity of each frontal lobe of the cerebrum running from front to back between the superior and inferior frontal sulci; middle frontal gyrus.
A broad convolution running from front to back on the medial edges of the convex surface and of each frontal lobe; superior frontal gyrus.
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.