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sulcus

[suhl-kuhs]

noun

plural

sulci 
  1. a furrow or groove.

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



sulcus

/ ˈʌə /

noun

  1. a linear groove, furrow, or slight depression

  2. any of the narrow grooves on the surface of the brain that mark the cerebral convolutions Compare fissure

“Collins English Dictionary — Complete & Unabridged” 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012
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Other Word Forms

  • subsulcus noun
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Word History and Origins

Origin of sulcus1

1655–65; Latin: furrow
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Word History and Origins

Origin of sulcus1

C17: from Latin
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Example Sentences

Examples have not been reviewed.

Soccer players who headed the ball at high levels showed abnormality of the brain's white matter adjacent to sulci, which are deep grooves in the brain's surface.

From

"You can think about the intraparietal sulcus as having two knobs on a radio dial: one that adjusts focusing and one that adjusts filtering," Ritz said.

From

One sticking point for several was whether it was possible to make any accurate judgement about brain structure based on the landmarks of the coronal suture and precentral sulcus.

From

He needed a sample from the superior frontal sulcus — but how big?

From

For novices, this region — which is called the occipitotemporal sulcus and often processes animal images — didn’t show a preference for pokémon.

From

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