n. The caudate nucleus and the lentiform nucleus considered as a single structure
the GNU version of the Collaborative International Dictionary of English
n. The corpus striatum.
The Century Dictionary and Cyclopedia
n. The great ganglion of the fore-brain: more fully called corpus striatum.
WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.
n. a striped mass of white and grey matter located in front of the thalamus in each cerebral hemisphere; consists of the caudate nucleus and the lenticular nucleus
Word Usage
"The second, involving the striatum, is called habit learning."