noun (plural cingula /-lə/)Anatomy
- 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'.
More definitions of cingulumDefinition of cingulum in:
- The British & World English dictionary