Definition of prefrontal in English:

prefrontal

Line breaks: pre|front¦al
Pronunciation: /priːˈfrʌnt(ə)l
 
/

adjective

  • 1 Anatomy In or relating to the foremost part of the frontal lobe of the brain: the prefrontal cortex
    More example sentences
    • Six months later, the researchers found, the subjects who showed the most activity in the brain's right prefrontal cortex also had the lowest antibodies.
    • The scientists found that an area of the brain called the ventrolateral prefrontal cortex, located near our temples, processes spatial information - information related to movements that we are about to make.
    • The scans also showed decreased activation of the ventrolateral prefrontal cortex - the brain's ‘superego,’ which keeps people from acting impulsively.
  • 2 Zoology Relating to or denoting a bone in front of the eye socket in some lower vertebrates (equivalent to part of the human ethmoid bone).
    More example sentences
    • At least three pairs of horns are present on this animal, one on each premaxilla, prefrontal, and angular bones of the skull.

noun

Zoology Back to top  
  • A prefrontal bone.
    More example sentences
    • Viewed dorsally, this ridge is most of the prefrontals ' contribution to the skull roof.
    • This is also true for the prefrontal of Phosphatosaurus, based on the reconstruction published by Buffetaut.

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a small amount; a little