corpus stri·a·tum 
(strī-ātəm)
(strī-ātəm)n. pl. corpora stri·a·ta (strī-ātə)
Either of two gray and white striated bodies of nerve fibers located in the lower lateral wall of each cerebral hemisphere.
[New Latin corpus striātum : Latin corpus, body + Latin striātum, neuter of striātus, striated.]