Cingulum

//ˈsɪŋɡjələm// noun

Definitions

Noun
  1. 1
    The girdle of an alb.
  2. 2
    (anatomy) an encircling structure (as the ridge around the base of a tooth) wordnet
  3. 3
    A collection of white matter fibers projecting from the cingulate gyrus to the entorhinal cortex in the brain, allowing for communication between components of the limbic system.
  4. 4
    A ridge that girdles the base of an upper molar tooth.
  5. 5
    A distinct girdle or band of color; a raised spiral line as seen on certain univalve shells.
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  1. 6
    The clitellus of earthworms.

Etymology

Borrowed from Latin cingulum (“girdle”), from cingō (“to gird”).

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