n.
Pronunciation: ' klo ̇ s-tr ə m, ' klau ̇ s-
Function: noun
Inflected Form: plural claus · tra \ -tr ə \
Etymology: New Latin, from Latin, bar
Date: 1848
: the one of the four basal ganglia in each cerebral hemisphere that consists of a thin lamina of gray matter separated from the lenticular nucleus by a layer of white matter