sulcus

[ suhl-kuhs ]

Phonetic (Standard)IPA

noun

, plural sul·ci [suhl, -sahy].

a furrow or groove.
Anatomy. a groove or fissure, especially a fissure between two convolutions of the brain.

sulcus

/ ˈsʌlkəs /

a linear groove, furrow, or slight depression
See fissure
any of the narrow grooves on the surface of the brain that mark the cerebral convolutions Compare fissure

Origin of sulcus¹

1655–65; Latin: furrow

Origin of sulcus¹

C17: from Latin

How does sulcus compare to similar and commonly confused words? Explore the most common comparisons:

It is then carried across the sulcus and is made to emerge through the opposite lip of the cervix.

Median line with a sulcus on each side; central area quadrate.

The single median sulcus on the anterior face of each incisor is typical of the genus Cratogeomys.

It is rather robust, very much recurved and grooved by a deep vertical sulcus upon its antero-internal face.

Sulcus longitudinalis in superiore latere perforatus serie punctorum.

April 20, 2024flabbergast

[flab-er-gast ]

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