cusp

Etymology
From ; first used in astrology.

Noun

 * 1) A sharp point or pointed end.
 * 2)  An important moment when a decision is made that will determine future events.
 * 3)  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.
 * 4)  A point made by the intersection of two curved lines or curved structures, a common motif in Gothic architecture.
 * 5)  A boundary between zodiacal signs and houses.
 * 6)  Any of the pointed parts of a canine tooth or molar.
 * 7)  A flap of a valve of a heart or blood vessel.
 * 8) A point of transition.
 * 1) A point of transition.

Translations

 * Bulgarian:
 * Czech: ,
 * Dutch: ,
 * Finnish:
 * German:
 * Greek:
 * Irish: cuspa
 * Italian:
 * Macedonian: врв
 * Portuguese: cúspide
 * Russian:, ,
 * Serbo-Croatian:
 * Cyrillic: вр̏х
 * Roman:
 * Spanish:
 * Swedish:, , , ,
 * Ukrainian: пік, ві́стря


 * Czech: okamžik zlomu, kritický okamžik
 * Finnish:
 * German: ,
 * Hungarian:
 * Irish: cuspa
 * Italian:, , ,
 * Russian:
 * Serbo-Croatian:
 * Cyrillic: преломна то̏чка, преломни трену́так
 * Roman: prelomna tȍčka, prelomni trenútak


 * Catalan: cúspide
 * Czech: bod zlomu
 * Esperanto: kuspo
 * Finnish:, kärkipiste
 * French:
 * Irish: cuspa
 * Italian:
 * Portuguese: cúspide
 * Russian:
 * Spanish:


 * Finnish:
 * French:
 * Greek:
 * Irish: cuspa
 * Italian:
 * Persian:
 * Portuguese: cúspide
 * Spanish:


 * Czech: zubní hrbolek
 * Finnish: ,
 * French:
 * Greek:
 * Irish: cuspa
 * Italian:
 * Portuguese: cúspide
 * Romanian: cuspid
 * Spanish:

Verb

 * 1)  To behave in a reckless or dangerous manner.