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n. pl. pu·tam·i·na (-tăm′ə-nə)
1. The hard endocarp of certain fruits; pyrene.
2. The reddish, outermost, and largest of the three portions into which the lentiform nucleus of the brain is divided.

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


n, pl -tamina (-ˈtæmɪnə)
(Botany) the hard endocarp or stone of fruits such as the peach, plum, and cherry
[C19: from Latin: clippings, from putāre to prune]
ThesaurusAntonymsRelated WordsSynonymsLegend:
Noun1.putamen - the outer reddish part of the lenticular nucleus
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
lenticular nucleus, lentiform nucleus - a basal ganglion shaped like a lens and including the outer reddish putamen and the inner pale yellow pallidum
References in periodicals archive ?
With mild injury, T1weighted images will demonstrate high signal within the ventrolateral thalami and posterolateral putamina.
Brain MRI revealed bilateral FLAIR and T1 hyperintensities of caudate nuclei, putamina and frontal lobe involving most of the anterior cingulate gyrus and superior frontal gyrus bilaterally, with restricted diffusion (Figure 1).
In neurologically symptomatic patients, T2 hyperintensity is noted in the putamina, caudate nuclei, thalami, midbrain and pons.