Dictionary Check: prevalence

"prevalence" is a valid word!

Scrabble 17 points
Words with Friends 22 points

Definition

noun

the quality of prevailing generally; being widespread

Example: "he was surprised by the prevalence of optimism about the future"
noun

(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

noun

a superiority in numbers or amount

Example: "a preponderance of evidence against the defendant"
Synonyms:

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