Definitions

from The American Heritage® Dictionary of the English Language, 5th Edition.

  • noun The hard endocarp of certain fruits; pyrene.
  • noun The reddish, outermost, and largest of the three portions into which the lentiform nucleus of the brain is divided.

from The Century Dictionary.

  • noun In botany, the endocarp of a fruit when hard and stony; the shell of a nut, or the stone of a stone-fruit or drupe; also, one of the pyrenæ or apparent seeds of some drupes. See drupe and endocarp, and cut under drupe.
  • noun In ornithology, the soft shell of an egg; a last layer of tough tenacious albumen deposited upon the soft white of the egg, forming a membrane in and upon which the hard shell is deposited.
  • noun In anatomy, the outer zone of gray matter of the lenticular part of the corpus striatum of the brain. The claustrum separates the putamen from the cortex of the brain.

from the GNU version of the Collaborative International Dictionary of English.

  • noun (Bot.) The shell of a nut; the stone of a drupe fruit. See endocarp.

from Wiktionary, Creative Commons Attribution/Share-Alike License.

  • noun anatomy A round structure located at the base of the forebrain, regulating movement and learning.
  • noun A hard, shell-like covering.
  • noun botany The shell of a nut; the stone of a drupe fruit; endocarp.

from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.

  • noun the outer reddish part of the lenticular nucleus

Etymologies

from The American Heritage® Dictionary of the English Language, 4th Edition

[Latin putāmen, that which falls off in pruning, shell, husk, from putāre, to prune; see pau- in Indo-European roots.]

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Examples

  • The lateral and largest part is of a reddish color, and is known as the putamen, while the medial and intermediate are of a yellowish tint, and together constitute the globus pallidus; all three are marked by fine radiating white fibers, which are most distinct in the putamen (Fig. 744).

    IX. Neurology. 4c. The Fore-brain or Prosencephalon 1918

  • The therapy was delivered through surgically implanted catheters to a region called the putamen, and several patients said their physical conditions and quality of life improved.

    unknown title 2009

  • They found that the hate circuit includes parts of the brain called the putamen and the insula, found in the sub-cortex of the organ.

    Belfasttelegraph.co.uk - Frontpage RSS Feed 2008

  • Though distinct from the pattern of activity that correlates with romantic love, this pattern nevertheless shares two areas with the latter, namely the putamen and the insula.

    PLoS ONE Alerts: New Articles 2008

  • The brain activity also occurred in the putamen and insula, two areas activated when people viewed the face of a loved person.

    Thin line between love and hate? - science knows why? 2008

  • I think the most recent time was when activity in certain areas of my brain (the claustrum, left caudate and putamen, right middle occipital/middle temporal gyri and bilateral cingulate gyrus) caused me, quite against my will, to become attracted to Susan from Narnia Episode IV (who turns out to be 17, so it's OK anyway).

    You can'ta fool me amuchmoreexotic 2005

  • Examination of his brain showed that nerve fibres in the putamen had “sprouted” – specifically in the substantia nigra region where the cells that produce dopamine are sited.

    Drug Prompts Brain Cell Growth | Impact Lab 2005

  • Different areas of the basal ganglia, including the supralenticular white matter, right and left putamen, globus palidum, and caudate nucleus have been shown to be active during temporal tasks including sensorimotor synchronization tasks, time discrimination tasks, and rhythm discrimination tasks of different time scales ranging from milliseconds to seconds6.

    By Request: Time Perception I Chris 2004

  • Different areas of the basal ganglia, including the supralenticular white matter, right and left putamen, globus palidum, and caudate nucleus have been shown to be active during temporal tasks including sensorimotor synchronization tasks, time discrimination tasks, and rhythm discrimination tasks of different time scales ranging from milliseconds to seconds6.

    Archive 2004-12-01 Chris 2004

  • It is merely a localized thickening of the gray cortex, continuous with that of the uncus; in front it is continuous with the putamen, behind with the stria terminalis and the tail of the caudate nucleus.

    IX. Neurology. 4c. The Fore-brain or Prosencephalon 1918

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