diencephalon
Di`en*ceph"a*lon, n. Etym: [NL. See Dia-, and Encephalon.] (Anat.) Defn: The interbrain or thalamencephalon; -- sometimes abbreviated to dien. See Thalamencephalon.
Di`en*ceph"a*lon, n. Etym: [NL. See Dia-, and Encephalon.] (Anat.) Defn: The interbrain or thalamencephalon; -- sometimes abbreviated to dien. See Thalamencephalon.