| Pronunciation: | | pr'evuluns
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| Matching Terms: | | prevalence index, Prevalency
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 WordNet Dictionary |
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| | Definition: | |
- [n] the quality of prevailing generally; being widespread; "he was surprised by the prevalence of optimism about the future"
- [n] a superiority in numbers or amount; "there is a preponderance of Blacks in our prisons"
- [n] (epidemiology) the ratio (for a given time period) of the number of occurrences of a disease or event to the number of units at risk in the population
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| | Synonyms: | | preponderance |
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| | See Also: | | currency, figure, generality, number, ratio |
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| Webster's 1913 Dictionary |
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| | Definition: | | \Prev"a*lence\, n. [L. praevalentia: cf. F.
pr['e]valence. See {Prevail}.]
The quality or condition of being prevalent; superior
strength, force, or influence; general existence, reception,
or practice; wide extension; as, the prevalence of virtue, of
a fashion, or of a disease; the prevalence of a rumor.
The duke better knew what kind of argument were of
prevalence with him. --Clarendon.
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| Medical Dictionary |
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| | Definition: | | statistic that equals the total number of people in a population with a certain disease at a given time. |
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| Biology Dictionary |
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| | Definition: | | The proportion of individuals in a population having a disease. |
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