sulcus

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sulcus

(sul -kŭs) (plural: sulci) an area of subparallel furrows and ridges on the surface of a planet or satellite. The word is used in the approved name of such a feature.
Collins Dictionary of Astronomy © Market House Books Ltd, 2006

sulcus

[′səl·kəs]
(zoology)
A furrow or groove, especially one on the surface of the cerebrum.
McGraw-Hill Dictionary of Scientific & Technical Terms, 6E, Copyright © 2003 by The McGraw-Hill Companies, Inc.
References in periodicals archive ?
Caption: Figure 3: Noncontrast head computed tomography (CT) showing diffuse cerebral edema, with hyperattenuated cisterns and cerebral sulci.
The dural AVF have been found to be associated with chronic venous reflux which has been postulated to result in subcortical calcifications.5 A case of characteristic calcification in the cortico-medullary junction at the bottom of cerebral sulci and basal ganglia in a patient with both AVM and dural AVF is reported.
In children, the subarachnoid space is enlarged and the cerebral sulci become more prominent.