Rhinencephalon

2 definitions found

From The Collaborative International Dictionary of English v.0.48 [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]

From WordNet (r) 2.0 [wn]:

  rhinencephalon
       n : a center in the cerebral hemispheres that governs the sense
           of smell in lower animals; in humans it seems to mediate
           complex emotional behavior [syn: {olfactory brain}]
       [also: {rhinencephala} (pl)]