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- Dictionarycingulum/ˈsɪŋɡjʊləm/
noun
- 1. a curved bundle of nerve fibres in each hemisphere of the brain.
- 2. a ridge of enamel on the base or margin of the crown of a tooth.
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In neuroanatomy, the cingulum is a nerve tract – a collection of axons – projecting from the cingulate gyrus to the entorhinal cortex in the brain, allowing for communication between components of the limbic system. It forms the white matter core of the cingulate gyrus, following it from the subcallosal gyrus of the frontal lobe beneath the rostrum of corpus callosum to the parahippocampal gyrus a... Wikipedia