Rhinencephalon
Pronunciation : Rhi`nen*ceph"a*lon
Part of Speech : n.;
Etymology : [NL., fr. Gr. (Anat.)
Definition : Defn: The division of the brain in front of the prosencephalon, consisting of the two olfactory lobes from which the olfactory nerves arise.
Note: The term is sometimes used for one of the olfactory lobes, the plural being used for the two taken together.
pl. Rhinencephala.
Source : Webster's Unabridged Dictionary, 1913