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[pree-fruhn-tl] /priˈfrʌn tl/
adjective, Anatomy
anterior to, situated in, or pertaining to the anterior part of a frontal structure.
Origin of prefrontal
1850-55; pre- + frontal Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2015.
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Examples from the web for prefrontal
  • Among teenagers, for instance, the prefrontal cortex still has much growing up to do.
  • The part of the brain doing this trick is the newest part of the brain-it's the prefrontal cortex, part of the prefrontal lobe.
  • Instead, they are sent to the prefrontal cortex for longer-term storage.
  • The prefrontal cortex is only the latest phase of that evolution.
  • The prefrontal lobe, in crosshairs, shows new activity.
  • The prefrontal cortex is the chief executive of our brain.
  • Activity was also decreased in parts of the parietal and prefrontal regions involved in consciousness and awareness of change.
  • The planning and decision-making part of the brain, the prefrontal cortex, also grew.
  • They included the prefrontal cortex and other regions typically linked to social and cognitive behaviors.
  • Speaking of secrets and lies: the contribution of ventrolateral prefrontal cortex to vocal deception.
British Dictionary definitions for prefrontal


situated in, involving, or relating to the foremost part of the frontal lobe of the brain
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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prefrontal in Medicine

prefrontal pre·fron·tal (prē-frŭn'tl)

  1. Of, relating to, or situated in the anterior part of the frontal lobe.

  2. Situated anterior to the frontal bone.

The American Heritage® Stedman's Medical Dictionary
Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.
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