| NOUN | body | rhinencephalon, olfactory brain | a center in the cerebral hemispheres that governs the sense of smell in lower animals |
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| Meaning | A center in the cerebral hemispheres that governs the sense of smell in lower animals; in humans it seems to mediate complex emotional behavior. | |
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| Synonym | olfactory brain | |
| Parts | olfactory bulb | One of two enlargements at the terminus of the olfactory nerve at the base of the brain just above the nasal cavities |
| pyriform area, piriform area, pyriform lobe, piriform lobe | pear-shaped neural structure on either side of the brain in the rhinencephalon | |
| Broader | center, centre, nerve center, nerve centre | A cluster of nerve cells governing a specific bodily process |
| Spanish | rinencéfalo | |
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