Incidence

Noun

 * 1) The act of something happening; occurrence
 * 2) The extent, or the relative frequency of something happening
 * 3)  The striking of radiation or a projectile upon a surface
 * 4)  A measure of the risk that a person develops a new condition within a specified period of time, usually a year.

Thesaurus
accident, amount, coming to be, common occurrence, commonness, contingency, contingent, degree, event, eventuality, eventuation, extent, frequence, frequency, habitualness, materialization, number, occurrence, oftenness, prevalence, quantity, rate, realization, relative incidence, routineness, usualness

Etymology
From incidentia: <  incidens:, present participle of incidere: < in: + cadere:.

Translations

 * Finnish:


 * Hebrew:


 * Finnish: esiintymistiheys


 * Hebrew: מידה


 * Russian: падение

Derived terms

 * angle of incidence
 * incidence algebra
 * incidence axiom
 * incidence function
 * incidence geometry
 * incidence graph
 * nonincidence

Related terms

 * incident

Noun

 * 1)  incidence