cingulum


Also found in: Dictionary, Thesaurus, Legal, Encyclopedia, Wikipedia.
Related to cingulum: cingulate gyrus, Entorhinal cortex, cingulum rest

cingulum

 [sing´gu-lum] (pl. cin´gula) (L.)
1. an encircling part or structure; a girdle.
2. a bundle of association fibers partly encircling the corpus callosum not far from the median plane, interrelating the cingulate and hippocampal gyri.
3. the lingual lobe of an anterior tooth. adj., adj cing´ulate.

cin·gu·lum

, gen.

cin·gu·li

, pl.

cin·gu·la

(sin'gyū-lŭm, -lē, -lă), [TA]
1. Synonym(s): girdle
2. A well-marked fiber bundle passing longitudinally in the white matter of the cingulate gyrus; the bundle extends from the region of the anterior perforated substance back over the superior surface of the corpus callosum; behind the latter's splenium it curves down and then forward in the white matter of the parahippocampal gyrus; largely composed of fibers from the anterior thalamic nucleus to the cingulate and parahippocampal gyri, it also contains association fibers connecting these gyri with the frontal cortex, and their various subdivisions with each other.
[L. girdle, fr. cingo, to surround]

cingulum

/cin·gu·lum/ (sing´gu-lum) pl. cin´gula   [L.]
1. an encircling structure or part; a girdle.
2. a bundle of association fibers encircling the corpus callosum close to the median plane, interrelating the cingulate and hippocampal gyri.
3. the lingual lobe of an anterior tooth.

cingulum

(sĭng′gyə-ləm)
n. pl. cingu·la (-lə) Biology
A girdlelike marking or structure, such as a band or ridge, on an animal.

cin′gu·late (-lĭt), cin′gu·la′ted (-lā′tĭd) adj.

cin·gu·lum

, gen. cinguli, pl. cingula (sing'gyū-lŭm, -lī, -lă) [TA]
1. Synonym(s): girdle.
2. A well-marked fiber bundle passing longitudinally in the white matter of the cingulate gyrus; the bundle extends from the region of the anterior perforated substance back over the dorsal surface of the corpus callosum; behind the splenium of the latter it curves down and then forward in the white matter of the parahippocampal gyrus; composed largely of fibers from the anterior thalamic nucleus to the cingulate and parahippocampal gyri, it also contains association fibers connecting these gyri with the frontal cortex, and their various subdivisions with each other.
3. The lingual portion of an incisor or canine tooth, which forms a convexity on the cervical third of the crown.
4. The cervical third of the crown of a molar, which is the source of the developing cusps.
[L. girdle, fr. cingo, to surround]

gir·dle

(gĭr'dĕl) [TA]
Any structure that has the form of a belt or girdle.
Synonym(s): cingulum [TA] .

cingulum (sing´gyūlum),

n the portion of the incisor teeth and canines, occurring on the lingual surface, that forms a convex protuberance at the cervical third of the anatomic crown.
cingulum modification,
n the alteration of the lingual form of an anterior tooth to provide a definite seat for the support of a rest unit of a removable partial denture.

cingulum

pl. cingula [L.]
1. an encircling part or structure; a girdle.
2. a bundle of association fibers partly encircling the corpus callosum not far from the median plane, interrelating the cingulate and hippocampal gyri.
3. the ridge at the base of the crown of some teeth.
4. an annular band at the vestibulovaginal junction in the female genital tract; may be the site of a vestigial hymen.

cingulum membri pelvini
see pelvic girdle.
cingulum membri thoracici
see shoulder girdle.
References in periodicals archive ?
Epitheca angular, pore central, 3 cingulum median 2c.
The posterior cingulum was activated only during viewing of the TAT images.
2]) show a transverse bulging at the base of their crowns (buccal surface), which is reminiscent of a cingulum [ILLUSTRATION FOR FIGURE 6 OMITTED].
Most often the disease is characterized by blister-like sores that appear in a band across the trunk (the name shingles comes from the Latin word cingulum meaning "girdle"), but may involve the face and eyes.
The lingual cingulum is interrupted on the talon and at the base of the protocone.