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cusp

 [kusp]
a pointed or rounded projection, such as on the crown of a tooth, or a segment of a cardiac valve. See also valvula.
Carabelli cusp an accessory fifth cusp on the lingual surface of many maxillary first molars; it may be unilateral or bilateral and varies in size from person to person.
semilunar cusp any of the semilunar segments of the aortic valve (having posterior, right, and left cusps) or the pulmonary valve (having anterior, right, and left cusps).

cusp

(kŭsp), [TA]
1. In dentistry, a conic elevation arising on the surface of a tooth from an independent calcification center.
See also: dental tubercle.
2. A leaflet of one of the heart's valves.
Synonym(s): cuspis [TA]
[L. cuspis, point]

cusp

(kusp) a pointed or rounded projection, such as on the crown of a tooth, or one of the triangular segments of a cardiac valve.
Enlarge picture
Cusps of the atrioventricular (tricuspid) valve.

semilunar cusp  any of the semilunar segments of the aortic valve (having posterior, right, and left cusps) or the pulmonary valve (having anterior, right, and left cusps).

cusp

(kŭsp)
n.
Anatomy
a. A pointed or rounded projection on the chewing surface of a tooth.
b. A triangular fold or flap of a heart valve.

cusp

Etymology: L, cuspis, point
1 a sharp projection or a rounded eminence that rises from the chewing surface of a tooth, such as the two pyramidal cusps that arise from the premolars.
2 any one of the small flaps on the valves of the heart, as the ventral, dorsal, and medial cusps of the right atrioventricular valve.

cusp

A rigid, sharp point, especially on a leaf Cardiology One of the triangular segments of the pulmonic or aortic valve which opens and closes with the flow of blood

cusp

(kŭsp) [TA]
1. dentistry A conic elevation arising on the surface of a tooth from an independent calcification center.
2. A leaflet of a cardiac valve.
Synonym(s): cuspis [TA] .
[L. cuspis, point]

cusp

A projecting point.

cusp

one of a series of projections on the biting surface of a molar tooth in mammals.

cusp

(kŭsp) [TA]
In dentistry, a conic elevation arising on the surface of a tooth from an independent calcification center.
See also: dental tubercle
Synonym(s): cuspis [TA] .
[L. cuspis, point]

cusp (kusp),

n a notably pointed or rounded eminence on or near the masticating surface of a tooth.
cusp, angle,
cusp-fossa relations
n.pl the organic relations between a stamp cusp and its fossa.
cusp height,
n the shortest distance between the deepest part of the central fossa of a posterior tooth and a line connecting the points of the cusps of the tooth.
cusp, shoeing,
cusp, talon,
n an extra well-defined cusp that may be found on the lingual surfaces of the anterior teeth.
cusp tips,
n the points on the occlusal surface of the molars, premolars, or canines that are used for tearing or chewing.

cusp

a pointed or rounded projection, such as on the crown of a tooth, or a segment of a cardiac valve.

semilunar cusp
any of the semilunar segments of the aortic valve or the pulmonary valve.
References in periodicals archive ?
The palatial architecture presents a picture of majesty, with landscaped gardens, domes, cusped arches and pillared corridors.
Surrounding a principal space, covered by an iron and glass roof, are arcades with cusped arches, while columns and openings have, again, an Indian character (Fig.
After an Islamic conquest a new developed process of arches had appeared the pointed arches four center pointed arches characterized by Abbasid period Horseshoe arch that was developed as a character of the Moorish architecture and of North Africa Cusped arches as a most decorative arches and this type includes many forms and ways of decors.
Features of interest include attractive facades with deeply cusped arches, jharokas (overhanging balconies), podiums with auspicious motifs and animated figures in shallow relief, as well as a range of bracket-supported chhajjas in over a dozen havelis (traditional dwellings) lining both sides of the main street and a couple of boulevards.
There are clearly five cusped teeth in each row, in contrast to the expected seven (rachidian, two pairs of laterals and the pluricuspid) as shown in previous illustrations for the species gordensis and densata, as originally illustrated by McLean (1990).
The original core is the Great Hall of around 1480 with its cross wings and collared roof with cusped wind braces and surviving screens passage arches.
The L3-L5 teeth of juveniles and adults were sharply cusped without serrations and stood much higher above the radula membrane than rachidian and L1 and L2 teeth (Figs.
Among the highlights included by Pevsner in his scholarly guide, is Yew Tree House: 'large irregular, with, in one gable and also above the entrance, cusped concave-sided lozenge panels.
The palatial architecture presents a picture of majesty with landscaped gardens, domes, cusped arches and pillared corridors.
Each truss includes cusped wind braces and, in the roof apex, quatrefoil decoration.