any of several masses of gray matter in each cerebral hemisphere.
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Origin of basal ganglion
First recorded in 1910–15
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019
British Dictionary definitions for basal ganglia
the thalamus together with other closely related masses of grey matter, situated near the base 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
Medicine definitions for basal ganglia
The caudate and lentiform nuclei of the brain and the cell groups associated with them, considered as a group.
All of the large masses of gray matter at the base of the cerebral hemisphere. No longer in technical use.
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.