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frontal lobe

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noun Anatomy.
  1. the anterior part of each cerebral hemisphere, in front of the central sulcus.
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Origin of frontal lobe

First recorded in 1875–80
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

British Dictionary definitions for frontal lobe

frontal lobe

noun
  1. anatomy the anterior portion of each cerebral hemisphere, situated in front of the central sulcus
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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

frontal lobe in Medicine

frontal lobe

n.
  1. The largest portion of each cerebral hemisphere, anterior to the central sulcus.
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The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.

frontal lobe in Science

frontal lobe

[frŭntl]
  1. The largest and forwardmost lobe of each cerebral hemisphere, responsible for the control of skilled motor activity, including speech. Mood and the ability to think are also controlled by the frontal lobe.
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The American Heritage® Science Dictionary Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.