1. 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: rhinencephalon, olfactory brain]
WordNet (r) 3.0 (2006):
olfactory brain
n 1: 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: rhinencephalon,
olfactory brain]