Gyri vs. Sulci — What's the Difference?

Plural of gyrus.

Sulci or Sulki (in Greek Σολκοί, Steph. B., Ptol.; Σοῦλχοι, Strabo; Σύλκοι, Paus.), was one of the most considerable cities of ancient Sardinia, situated in the southwest corner of the island, on a small island, now called Isola di Sant'Antioco, which is, however, joined to the mainland by a narrow isthmus or neck of sand.

Plural of gyrus

A deep, narrow furrow or groove, as in an organ or tissue.

See Gyrus.

Any of the narrow fissures separating adjacent convolutions of the brain.

Plural of sulcus