অর্থ : The quality of prevailing generally. Being widespread.
উদাহরণ :
He was surprised by the prevalence of optimism about the future.
অর্থ : (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.
অর্থ : A superiority in numbers or amount.
উদাহরণ :
A preponderance of evidence against the defendant.
সমার্থক : preponderance
Prevalence meaning in Bengali (Bangla).