Cusp Definition

kŭsp
noun
A point or pointed end; apex; peak.
Webster's New World
Any of the elevations on the chewing surface of a tooth.
Webster's New World
Any of the triangular flaps of a heart valve.
Webster's New World
A projecting point where two arcs meet, as in the internal curve of an arc.
Webster's New World
The transitional part of a sign or house.
Webster's New World

Other Word Forms of Cusp

Noun

Singular:
cusp
Plural:
cusps

Idioms, Phrasal Verbs Related to Cusp

Origin of Cusp

  • From Latin cuspis (“a point, spear, pointed end”); first used in astrology.

    From Wiktionary

  • Latin cuspis point

    From American Heritage Dictionary of the English Language, 5th Edition

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