cusp
Definition from Wiktionary, the free dictionary
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[edit] English
[edit] Pronunciation
[edit] Etymology
From Latin cuspis (“a point, spear, pointed end”); first used in astrology.
[edit] Noun
cusp (plural cusps)
- A sharp point or pointed end.
- (figuratively) An important moment when a decision is made that will determine future events.
- (geometry) A point of a curve where the curve is continuous but has no derivative, but such that it has a derivative at every nearby point.
- (astrology) A boundary between zodiacal signs and houses.
- (dentistry) Any of the pointed parts of a canine tooth or molar.
[edit] Derived terms
[edit] Related terms
[edit] Translations
sharp point or pointed end
important moment when a decision is made
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point of a curve where it has no tangent
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