CENTRAL SULCUS

Pronunciation (US):

(GB):

 Dictionary entry overview: What does central sulcus mean? 

• CENTRAL SULCUS (noun)
  The noun CENTRAL SULCUS has 1 sense:

1. a brain fissure extending upward on the lateral surface of both hemispheres; separates the frontal and parietal lobes

  Familiarity information: CENTRAL SULCUS used as a noun is very rare.

 Dictionary entry details 

• CENTRAL SULCUS (noun)

Sense 1

Meaning:

A brain fissure extending upward on the lateral surface of both hemispheres; separates the frontal and parietal lobes

Classified under:

Nouns denoting body parts

Synonyms:

central sulcus; fissure of Rolando; Rolando's fissure; sulcus centralis

Hypernyms ("central sulcus" is a kind of...):

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

Holonyms ("central sulcus" is a part of...):

cerebrum (anterior portion of the brain consisting of two hemispheres; dominant part of the brain in humans)

 Context examples 

The central sulcus separates the primary somatosensory cortex from the primary motor cortex and the frontal lobe from the parietal lobe.

(Fissure of Rolando, NCI Thesaurus)

A branch off of the terminal section of the middle cerebral artery running through the cortex on both sides of the central sulcus.

(Central Artery, NCI Thesaurus)

A convolution in the temporal lobe between the interparietal sulcus and the central sulcus.

(Ascending Parietal Convolution, NCI Thesaurus)

A convolution in the cerebral hemisphere between the central sulcus and the precentral sulcus.

(Ascending Frontal Convolution, NCI Thesaurus)