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1. Moving in a circle or spiral; gyratory.
2. Of or relating to a gyrus.

gy′ral·ly adv.


1. (General Physics) having a circular, spiral, or rotating motion; gyratory
2. (Anatomy) anatomy of or relating to a convolution (gyrus) of the brain
ˈgyrally adv


(ˈdʒaɪ rəl)

1. moving in a circle or spiral; gyrating.
2. of or pertaining to a gyrus.
gy′ral•ly, adv.
ThesaurusAntonymsRelated WordsSynonymsLegend:
Adj.1.gyral - relating to or associated with or comprising a convolution of the brain; "the gyral sulcus"
References in periodicals archive ?
3 (+) regions Case 4 Gyral PSWCs Normal (AY) hyperintensity microscopic and extending to biochemical both cerebral findings, hemispheres 14.
Whichever method is used for removing the brain from the skull in fetuses and young infants, the configuration of the gyral and sulcal patterns of development of the cerebral hemispheres should be compared with published diagrams that indicate increasing complexity with advancing gestational age, as this is a relatively reliable tool for determining gestational age in preterm neonatal deaths.
2) Consequently, the growing brain exerts a continuous pulsatile pressure on the malleable cranium, producing a gyral pattern evidenced on plain skull X-rays most commonly known as the copper-beaten skull appearance.
28) Congenital herpes (HSV-2) infection is associated with thalamic, periventricular, and punctate cortical (29) or extensive gyral calcifications.
Hardan's group has found that among children aged 8-12 with autism, compared with healthy controls, increases in gray matter volume and total brain size may be explained by marked increases in total sulcal and gyral thicknesses in the cerebrum and temporal and parietal lobes, but not in the frontal and occipital lobes.
Production then started on a large number of bomb winches which were designed by Gyral Gears - a company which needed extra production space.
The rain caused a hillside to give way in the 6200 block of Gyral Drive in Sunland, damaging a home and prompting authorities to evacuate five people from three residences, Humphrey said.
Multiplanar imaging allows for the detection of soft-tissue continuity and provides the ability to view the gyral pattern; the characteristic signal intensity of the herniated brain makes MRI the ideal imaging method for diagnosis and surgical planning.
The region of maximum upwelling is characterized by strong offshore surface transport during the spring and summer, whereas the Southern California Bight is an area of minimal upwelling and a closed gyral circulation (Parrish et al.
Grossly their brains showed gyral atrophy and mild dilatation of the lateral ventricles.