'Rhinencephala' definitions:

Definition of 'Rhinencephala'

From: GCIDE

Rhinencephalon \Rhi`nen*ceph"a*lon\ (r[imac]`n[e^]n*s[e^]f"[.a]*l[o^]n), n.; pl. Rhinencephala (r[imac]`n[e^]n*s[e^]f"[.a]*l[.a]). [NL., fr. Gr. "ri`s, "rino`s, the nose + 'egke`falos the brain.] (Anat.) The division of the brain in front of the prosencephalon, consisting of the two olfactory lobes from which the olfactory nerves arise. [1913 Webster]
Note: The term is sometimes used for one of the olfactory lobes, the plural being used for the two taken together. [1913 Webster]