''Sulcus'' (plural ''sulci'') may refer to:
*
Gingival sulcus, the space between a tooth and surrounding tissue
*
Sulcus (morphology), a groove, crevice or furrow in medicine, botany, and zoology
*
Sulcus (neuroanatomy), a crevice on the surface of the brain
*
Sulcus (geology), a long parallel groove on a planet or a moon
* Coronal sulcus, the groove under the corona of the
Glans penis
* In botany, sulci in seeds or pollen grains are
colpi
See also
*
Sulci, an ancient town in southwest Sardinia notable for the Battle of Sulci in 258 BC
*
Sulcalization, a term in phonetics and phonology
*
Gyrification
{{disambiguation