cusp

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Related to Carabelli cusp: Talon 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.]
American Heritage® Dictionary of the English Language, Fifth Edition. Copyright © 2016 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.

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]
Collins English Dictionary – Complete and Unabridged, 12th Edition 2014 © HarperCollins Publishers 1991, 1994, 1998, 2000, 2003, 2006, 2007, 2009, 2011, 2014

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.
Random House Kernerman Webster's College Dictionary, © 2010 K Dictionaries Ltd. Copyright 2005, 1997, 1991 by Random House, Inc. All rights reserved.

cusp

Either of the two points of a crescent moon.
Dictionary of Unfamiliar Words by Diagram Group Copyright © 2008 by Diagram Visual Information Limited
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"
Based on WordNet 3.0, Farlex clipart collection. © 2003-2012 Princeton University, Farlex Inc.

cusp

noun
A sharp or tapered end:
The American Heritage® Roget's Thesaurus. Copyright © 2013, 2014 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.
Translations

cusp

[kʌsp] N (Bot, Astron) → cúspide f; [of tooth] → corona f; [of moon] → cuerno m
Collins Spanish Dictionary - Complete and Unabridged 8th Edition 2005 © William Collins Sons & Co. Ltd. 1971, 1988 © HarperCollins Publishers 1992, 1993, 1996, 1997, 2000, 2003, 2005

cusp

[ˈkʌsp] n
to be on the cusp of sth (= at the beginning of) → être à l'orée de qch
Collins English/French Electronic Resource. © HarperCollins Publishers 2005

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
Collins German Dictionary – Complete and Unabridged 7th Edition 2005. © William Collins Sons & Co. Ltd. 1980 © HarperCollins Publishers 1991, 1997, 1999, 2004, 2005, 2007

cusp

[kʌsp] ncuspide f
Collins Italian Dictionary 1st Edition © HarperCollins Publishers 1995

cusp

n. cúspide, punta.
English-Spanish Medical Dictionary © Farlex 2012
References in periodicals archive ?
On the other hand, Zoubov (16) proposed a dental delimitation of global populations into two complexes: the Eastern Dental Complex, the equivalent of the Mongoloid Dental Complex proposed by Hanihara; and the Western Dental Complex, consisting of Northern Caucasoid and Negroid populations (Southern Caucasoid populations) characterized by the high frequency of the Carabelli cusp (cusp forms), of the cusp pattern X, the groove pattern + and the cusp 7 more prevalent in Negroid populations.
Talon cusps may be associated with other dental anomalies, especially in the permanent dentition, such as peg-shaped lateral incisors, impacted mesiodens and canines, odontoma, macrodontia, dens invaginatus, supernumerary teeth, shovel-shaped incisors, bifid cingulum, additional tubercle on incisors, exaggerated Carabelli cusps, and microdontia of antimere teeth [Al-Omari et al., 1999; Gungor et al., 2000; Segura-Egea et al., 2003].