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4 definitions found

From: DICT.TW English-Chinese Dictionary 英漢字典

 prev·a·lence /ˈprɛvələn(t)s, ˈprɛvlən(t)s/
 傳播,流行,普及

From: DICT.TW English-Chinese Medical Dictionary 英漢醫學字典

 prev·a·lence /ˈprɛv(ə)lən(t)s/ 名詞
 患病率,流行率,流行,盛行

From: Webster's Revised Unabridged Dictionary (1913)

 Prev·a·lence n.  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.
 

From: WordNet (r) 2.0

 prevalence
      n 1: the quality of prevailing generally; being widespread; "he
           was surprised by the prevalence of optimism about the
           future"
      2: (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
      3: a superiority in numbers or amount; "there is a
         preponderance of Blacks in our prisons" [syn: preponderance]