gyrus

/ˈdʒaɪrəs/

Other forms: gyri

Definitions of gyrus

1. noun

   a convex fold or elevation in the surface of the brain
   synonyms: convolution

   types:

   frontal gyrus

   any of the convolutions of the outer surface of the frontal lobe of the cerebrum

   temporal gyrus

   any of the convolutions of the outer surface of the temporal lobe of the cerebrum

   parietal gyrus

   any of the convolutions of the outer surface of the parietal lobe of the cerebrum

   occipital gyrus

   any of the convolutions of the outer surface of the occipital lobe of the cerebrum

   central gyrus

   either of two gyri on either side of the central sulcus

   precentral gyrus

   the convolution of the frontal lobe that is bounded in back by the central sulcus and that contains the motor area

   postcentral gyrus

   the convolution of parietal lobe that is bounded in front by the central sulcus

   type of:

   anatomical structure, bodily structure, body structure, complex body part, structure

   a particular complex anatomical part of a living thing