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Definition of incidence noun from the Oxford Advanced Learner's Dictionary

incidence

noun
 
/ˈɪnsɪdəns/
 
/ˈɪnsɪdəns/
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  1. [countable, usually singular] incidence of something (formal) the extent to which something happens or has an effect
    • an area with a high incidence of crime
    Extra Examples
    • The country had the lowest incidence of Covid cases proportional to its population.
    • The lack of vitamins may explain the higher incidence of heart disease.
    • There is a greater incidence of cancer in the families of radiation workers.
    • the highest recorded incidence of air pollution
    Oxford Collocations Dictionaryadjective
    • great
    • high
    • peak
    verb + incidence
    • have
    • show
    • increase
    incidence + verb
    • increase
    • decrease
    • fall
    incidence + noun
    • rate
    preposition
    • incidence among
    • incidence in
    phrases
    • a decrease in the incidence of something
    • an increase in the incidence of something
    • a variation in the incidence of something
    See full entry
  2. [uncountable] (physics) the way in which light meets a surface
    • the angle of incidence
  3. Word Originlate Middle English (denoting a casual or subordinate event): from Old French, or from medieval Latin incidentia, from Latin incidere ‘fall upon, happen to’, from in- ‘upon’ + cadere ‘to fall’. Sense (1) dates from the early 19th cent.
See incidence in the Oxford Advanced American DictionarySee incidence in the Oxford Learner's Dictionary of Academic English
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