sulcus

6 letters · noun · scores 1,400 in SpellHuntr

noun

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

Sulcus in a sentence

The sulci and gyri are the grooves and ridges, respectively.

The largest sulcus, the longitudinal fissure, divides the brain into left and right hemispheres.

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