Definition of cingulum in English:


Syllabification: cin·gu·lum
Pronunciation: /ˈsiNGgyələm

noun (plural cingula /-lə/)

  • 1A curved bundle of nerve fibers in each hemisphere of the brain.
    More example sentences
    • A large proportion of fibers in the cingulum traverse only relatively short segments of this rather compact bundle.
    • Between the cingulum and the periphery of the specimen, note the mingling of short and long association fibers with projection and commissural fibers.
  • 2A ridge of enamel on the base or margin of the crown of a tooth.
    More example sentences
    • Two enamel ridges cross the anterior cingulum.
    • The crown is constricted at the base, and a large cingulum is present.
    • The teeth are transversely compressed and a cingulum is absent.



More example sentences
  • The scans showed that a part of the brain called the anterior cingulate cortex became more active.
  • The regions associated with emotion, such as the insular cortex and parts of the anterior cingulate cortex, are not activated until the more mature phases of a relationship.
  • Interestingly, the anterior cingulate cortex doesn't distinguish between psychic and bodily injury.


mid 19th century: from Latin, 'belt', from cingere 'gird'.

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