cusp

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cusp

cusp

 (kŭsp)
n.
1. A point or pointed end.
2. Anatomy
a. A pointed or rounded projection on the chewing surface of a tooth.
b. A triangular fold or flap of a heart valve.
3. Mathematics A point at which a curve crosses itself and at which the two tangents to the curve coincide.
4. Architecture The point of intersection of two ornamental arcs or curves, such as the inner points of a trefoil.
5. Astronomy Either point of a crescent moon.
6. The boundary between two astrological signs or Zodiacal constellations.
Idiom:
on the cusp
1. On the threshold or verge of a development or action: an actor on the cusp of becoming a star.
2. At the dividing line or border of two conditions or categories: an artist on the cusp between Victorianism and modernism.

[Latin cuspis, point.]

cusp

(kʌsp)
n
1. (Dentistry) any of the small elevations on the grinding or chewing surface of a tooth
2. (Anatomy) any of the triangular flaps of a heart valve
3. a point or pointed end
4. (Mathematics) geometry Also called: spinode a point at which two arcs of a curve intersect and at which the two tangents are coincident
5. (Architecture) architect a carving at the meeting place of two arcs
6. (Astronomy) astronomy either of the points of a crescent moon or of a satellite or inferior planet in a similar phase
7. (Astrology) astrology any division between houses or signs of the zodiac
[C16: from Latin cuspis point, pointed end]

cusp

(kʌsp)

n.
1. a point or pointed end.
2. an anatomical point or prominence, as on the crown of a tooth or on a valve of the heart.
3. a point where two branches of a curve meet, end, and are tangent.
4. an architectural figure consisting of a pair of curves tangent to the line defining the area, decorated and meeting at a point within the area.
5. a point of a crescent, esp. of the moon.
6.
a. the degree of the zodiac that marks the beginning of an astrological house or sign.
b. the beginning, esp. the first day, of a new sign.
c. a person born on the first day of a sign.
7. a point that marks the beginning of a change: on the cusp of a new era.
[1575–85; < Latin cuspis a point]
cusp′al, adj.

cusp

Either of the two points of a crescent moon.
ThesaurusAntonymsRelated WordsSynonymsLegend:
Noun1.cusp - point formed by two intersecting arcs (as from the intrados of a Gothic arch)cusp - point formed by two intersecting arcs (as from the intrados of a Gothic arch)
point - sharp end; "he stuck the point of the knife into a tree"; "he broke the point of his pencil"
2.cusp - a thin triangular flap of a heart valve
flap - a movable piece of tissue partly connected to the body
cardiac valve, heart valve - a valve to control one-way flow of blood
3.cusp - small elevation on the grinding surface of a tooth
tooth - hard bonelike structures in the jaws of vertebrates; used for biting and chewing or for attack and defense
tip, peak, point - a V shape; "the cannibal's teeth were filed to sharp points"

cusp

noun
A sharp or tapered end:
Translations

cusp

[kʌsp] N (Bot, Astron) → cúspide f; [of tooth] → corona f; [of moon] → cuerno m

cusp

[ˈkʌsp] n
to be on the cusp of sth (= at the beginning of) → être à l'orée de qch

cusp

n (of tooth)Höcker m; (of moon)Spitze f(der Mondsichel); (Astrol) → Eintritt min ein neues Zeichen; on the cusp of (fig)an der Schwelle zu

cusp

[kʌsp] ncuspide f

cusp

n. cúspide, punta.
References in periodicals archive ?
In the present study, the prevalence of other anomalies (odontoma, fusion, dens invaginatus, talon cusp, taurodontism, macrodontia, dilaceration, ectopic eruption and microdontia) were observed more rare than other prevalence studies (4,7,10,17).
Labial talon cusp on maxillary central incisors: a rare developmental dental anomaly.
First records of talon cusps on baboon maxillary incisors argue for standardizing terminology and prompt a hypothesis of their formation.
Talon cusp can occur in maxillary or mandibular anterior teeth in both the primary and permanent dentition.
Talon cusp affecting permanent maxillary lateral incisors in 2 family members.
Methods: Two bilateral primary maxillary central incisors with talon cusp and a supernumerary mesiodens were removed from a 6-year-old boy.
1) Review of literature showed that talon cusp has been referred by several terms like exaggerated cingula, additional cusp, cusp hyperplasia and accessory cusp.
The study was carried out to determine the prevalence of tooth agenesis, supernumerary teeth, molar incisor hypomineralisation and talon cusp in the northern Jordanian population.
Talon cusp is a developmental malformation characterized by the presence of an extra cusp that takes the form of a tubercle arising from the occlusal or lingual surface.
Talon cusp is a dental anomaly that occurs as an accessory cusp like structure from the cingulum of maxillary or mandibular anterior teeth.
Most of the reported data on dental anomalies in Indian populations are case reports of supernumerary teeth, supernumerary root, hypodontia, double teeth, and talon cusps.
The sisters presented with endocrinal disturbances along with dental mani- festations including talon cusps macrodontia aberrant tooth morphology and severe generalized crowding.