'Gyral' definitions:

Definition of 'gyral'

From: WordNet
adjective
Relating to or associated with or comprising a convolution of the brain; "the gyral sulcus"

Definition of 'Gyral'

From: GCIDE
  • Gyral \Gy"ral\ (j[imac]"ral), a. [See Gyre.]
  • 1. Moving in a circular path or way; whirling; gyratory. [1913 Webster]
  • 2. (Anat.) Pertaining to a gyrus, or convolution. [1913 Webster]