rhi·nen·ceph·a·lon (r  n n-sf  -l n, -ln)n. pl. rhi·nen·ceph·a·la (-l ) The olfactory region of the brain, located in the cerebrum. rhi nen·ce·phalic (-s-f l k) adj. |
rhinencephalon [ˌraɪnɛnˈsɛfəˌlɒn]
n pl -lons, -la [-lə]
(Life Sciences & Allied Applications / Anatomy) Anatomy the parts of the brain, in both cerebal hemispheres, that in the early stages of evolution were concerned with the sense of smell. It includes the olefactory bulb and tract and the regions of the limbic system
[from rhino- + encephalon]
rhinencephalic [ˌraɪnɛnsɪˈfælɪk] adj
ThesaurusLegend: Synonyms Related Words Antonyms
| Noun | 1. | rhinencephalon - a center in the cerebral hemispheres that governs the sense of smell in lower animals; in humans it seems to mediate complex emotional behavior nerve center, nerve centre, center, centre - a cluster of nerve cells governing a specific bodily process; "in most people the speech center is in the left hemisphere" piriform area, piriform lobe, pyriform area, pyriform lobe - pear-shaped neural structure on either side of the brain in the rhinencephalon olfactory bulb - one of two enlargements at the terminus of the olfactory nerve at the base of the brain just above the nasal cavities |
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