SULCUS

sulcus

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

Source: WordNet® 3.1

Etymology

Noun

sulcus (plural sulci)

(anatomy) A furrow or groove in an organ or a tissue.

(anatomy) Any of the grooves that mark the convolutions of the surface of the brain.

Synonym: fissure

(planetology) A region of subparallel grooves or ditches formed by a geological process.

Coordinate terms

• gyrus

Source: Wiktionary

Sul"cus, n.; pl. Sulci. Etym: [L., a furrow.]

Definition: A furrow; a groove; a fissure.

Source: Webster’s Unabridged Dictionary 1913 Edition

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