Main Entry:

claus·trum

Pronunciation:

\ˈklȯs-trəm, ˈklau̇s-\

Function:

noun

Inflected Form(s):

plural claus·tra \-trə\

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