central cerebral sulcus

sul·cus (s

n. pl. sul·ci (-k

, -s

)

1. A deep, narrow furrow or groove, as in an organ or tissue.

2. Any of the narrow fissures separating adjacent convolutions of the brain.

[Latin.]

sulcal adj.

sulcus [ˈsʌlkəs]

n pl -ci [-saɪ]

1. a linear groove, furrow, or slight depression

2. (Life Sciences & Allied Applications / Anatomy) any of the narrow grooves on the surface of the brain that mark the cerebral convolutions Compare fissure

[from Latin]

ThesaurusLegend: Synonyms Related Words Antonyms

Noun

sulcus - (anatomy) any of the narrow grooves in an organ or tissue especially those that mark the convolutions on the surface of the brain

fissure - (anatomy) a long narrow slit or groove that divides an organ into lobes

central sulcus, fissure of Rolando, Rolando's fissure, sulcus centralis - a brain fissure extending upward on the lateral surface of both hemispheres; separates the frontal and parietal lobes

fissure of Sylvius, lateral cerebral sulcus, sulcus lateralis cerebri, Sylvian fissure - the deepest and most prominent of the cortical fissures; separates the frontal lobes and temporal lobes in both hemispheres

parieto-occipital fissure, parieto-occipital sulcus - a sulcus near the posterior end of each hemisphere that separates the parietal lobes and the occipital lobes in both hemispheres

calcarine fissure, calcarine sulcus - a sulcus in the mesial surface of the occipital lobe of the cerebrum

anatomy, general anatomy - the branch of morphology that deals with the structure of animals

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