prevalence

• Существительное, обозначающее состояние широкой распространённости или частой встречаемости, часто используемое в общих контекстах для описания того, насколько часто что-то встречается, а в эпидемиологии — для обозначения доли населения, поражённой конкретным состоянием в определённый момент времени.

A noun referring to the condition of being widespread or common, often used in general contexts to describe how frequent something is, and in epidemiology to denote the proportion of a population affected by a specific condition at a given time.

uncountable

1. General WidespreadnessB2formal

   The quality of being common or widespread at a particular time or in a particular place.

   Распространённость

   • The prevalence of smartphones has changed how we communicate.
   • There is a high prevalence of obesity in many developed countries.
   • The prevalence of this belief varies across different cultures.

   Synonymscommonnesscurrencyfrequencypervasivenessubiquityuniversality

   Antonymsrarityscarcity

2. Epidemiological MeasureC1formalmedical

   The proportion of a population found to have a specific condition (typically a disease or risk factor) at a given time.

   Распространенность

   • The study measured the prevalence of diabetes in adults over 50.
   • Public health officials track the prevalence of infectious diseases.
   • The prevalence rate of the virus decreased after the vaccination campaign.

3. Numerical SuperiorityC1formal

   A state of being greater in number or amount compared to something else.

   Численное превосходство

   • The prevalence of one species over another can affect the ecosystem.
   • There is a prevalence of male participants in the study.
   • The prevalence of errors in the data was concerning.

   Synonymsascendancydominancepredominancepreponderancesuperiority

   Antonymsinferiorityrarityscarcity