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prefrontal

[pree-fruhn-tl]
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adjective Anatomy.
  1. anterior to, situated in, or pertaining to the anterior part of a frontal structure.
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Origin of prefrontal

First recorded in 1850–55; pre- + frontal
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

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British Dictionary definitions for prefrontal

prefrontal

adjective
  1. situated in, involving, or relating to the foremost part of the frontal lobe of the brain
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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

prefrontal in Medicine

prefrontal

(prē-frŭntl)
adj.
  1. Of, relating to, or situated in the anterior part of the frontal lobe.
  2. Situated anterior to the frontal bone.
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The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.