Definition, Meaning & Synonyms

sulco

noun

/ˈsʌlkoʊ/

Definition

A sulcus is a groove or furrow in an organ or tissue, often referring to anatomical structures in the brain or skin.

Examples

The cerebral sulci help to increase the surface area of the brain without increasing its volume.
During dissection, the sulcus can be identified as a clear separation between muscle groups.
In the skin, sulci can appear as natural lines or folds.

Meaning

In anatomy, a sulcus serves as a distinguishing feature that separates different parts of an organ or serves as a reference point for identifying certain regions.