Definition, Meaning & Synonyms

sulcus

noun
/ˈsʌlkəs/
Definition
A sulcus is a groove or furrow on the surface of the brain or other anatomical structures.
Examples
  • The brain is covered with numerous sulci, which help to increase its surface area.
  • The central sulcus separates the frontal and parietal lobes.
  • Pathologists study the patterns of sulci in the brain to understand various neurological conditions.
Meaning
In anatomy, a sulcus typically refers to a fissure or groove that separates different regions or lobes of the brain, playing a crucial role in increasing the surface area of the cerebral cortex.
Synonyms
  • groove
  • furrow
  • depression