Incidence meaning

ĭnsĭ-dəns
The definition of incidence is the act of something occurring or the rate of occurrence of something, particularly something negative.

An example of incidence is the percentage of people with cancer in a particular area.

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The rate or extent of occurrence or effect.

A high incidence of malaria in the tropics.

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The fact or an instance of happening; occurrence.

Did not expect criticism and was surprised by its incidence.

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The act, fact, or manner of falling upon or influencing.
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The degree or range of occurrence or effect; extent of influence.
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An individual or particular occurrence or happening; instance or occasion.

Several incidences of the disease in our village.

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Partial coincidence between two figures, as of a line and a point contained in it.
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The act of something happening; occurrence.
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The extent, or the relative frequency of something happening.
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(physics) The striking of radiation or a projectile upon a surface.
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(epidemiology) A measure of the risk that a person develops a new condition within a specified period of time, usually a year.
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Origin of incidence

  • From Middle French incidence, from Medieval Latin incidentia (“a falling upon”), from Latin incidens, present participle of incidere (“to fall upon”), from in (“on”) + cadere (“to fall”).

    From Wiktionary