Dictionary Definition
cusp
Noun
1 point formed by two intersecting arcs (as from
the intrados of a Gothic arch)
2 a thin triangular flap of a heart valve [syn:
leaflet]
3 small elevation on the grinding surface of a
tooth
User Contributed Dictionary
English
Pronunciation
- /kʌsp/
Etymology
From cuspis.Noun
Derived terms
Translations
sharp point or pointed end
- Russian: пик
important moment when a decision is made
- Russian: переломный момент
point of a curve where it has two tangents
- French: point de rebroussement
in astrology
in dentistry
Extensive Definition
Cusp may refer to:
- Cusp (singularity), a singular point of a curve
- Cusp form in modular form theory
- Cuspidal representation, a generalization of cusp forms in the theory of automorphic representations
- Cusp (dentistry), a pointed structure on a cuspid, premolar, or molar
- Cusps of heart valves, leaflets of a heart valve
- Cusp (astrology), a boundary between zodiac signs and houses
- Cusp (novel), a science fiction story by Robert A. Metzger
- Beach cusps, a pointed and regular arc pattern of the shoreline at the beach
cusp in French: Cusp
cusp in Russian: Касп