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The large, cone-shaped mass of gray matter that forms the central core of the cerebral hemisphere, whose outermost convex base is formed by the putamen and whose innermost apical part consists of the globus pallidus. Also called lenticular nucleus.
[From its somewhat biconvex appearance when viewed from certain angles.]
American Heritage® Dictionary of the English Language, Fifth Edition. Copyright © 2016 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.
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|Noun||1.||lentiform nucleus - a basal ganglion shaped like a lens and including the outer reddish putamen and the inner pale yellow pallidum|
basal ganglion - any of several masses of subcortical grey matter at the base of each cerebral hemisphere that seem to be involved in the regulation of voluntary movement
putamen - the outer reddish part of the lenticular nucleus
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