sulcus

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The superior temporal sulcus is the last part of the brain to develop fully, which could help explain why teenagers may have trouble figuring out how their words and actions affect others, Behrens said.

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Definitions (97)

Toggle American Heritage definitions American Heritage Dictionary (2)

  1. noun A deep, narrow furrow or groove, as in an organ or tissue.
  2. noun Any of the narrow fissures separating adjacent convolutions of the brain.

Toggle Century definitions Century Dictionary (93)

Toggle GNU Webster definitions GNU Webster's 1913 (1)

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Examples (31)

  • The damage turned out to be in or near the anterior cingulate sulcus, a region Crick was delighted to learn receives many inputs from higher sensory regions, and, as he had guessed, is at or near the higher levels of the motor system where movements are planned. —  Omni: February 1994
  • The study shows that cells in the intraparietal sulcus (IPS) and the prefrontal cortex - brain regions important for processing whole numbers - are tuned to respond to particular fractions. —  PhysOrg.com - latest science and technology news stories
  • The identities of executed movements were correctly classified from fMRI responses in several areas of motor cortex, observed movements were classified from responses in visual cortex, and both observed and executed movements were classified from responses in either left or right anterior intraparietal sulcus (aIPS). —  CiteULike: Everyone's library
  • In right superior frontal sulcus, right supramarginal gyrus, and posterior cingulate sulcus, activation was greater for nogo compared to prosaccade responses, suggesting a role in active saccadic inhibition. —  CiteULike: Everyone's library
  • We show that evoked fields arising from the superior temporal sulcus (STS) reflect the degree to which a morph and adapted expression deviate. —  CiteULike: Everyone's library
 

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Etymologies (2)

Toggle American Heritage etymologies American Heritage Dictionary (1)

  1. Latin.

Toggle Century etymologies Century Dictionary (1)

  1. New Latin, from Latin sulcus, a furrow, trench, ditch, wrinkle: see sulk.
 

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/ˈsəlkəs/
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