from The Century Dictionary.
- noun In social statistics, the number of occurrences, conditions, or relations (as births, marriages, or deaths) in a given population in each year or in each five- or ten-year period of life: as, 50 deaths annually in each 1,000 children under five years; 10 deaths annually in each 1,000 males 25 to 30 years of age.
Sorry, no etymologies found.
The present age-distribution of the English population is still favourable to low death-rates, but is becoming less so than it was in 1901.
Prevalence of overall and both hr - and lr-HPV types showed an almost similar age-distribution.
"The general characteristics of the figures indicate very clearly the effects of the long-continued decline in the birth-rate of this country, and show, by the example of France, the type of age-distribution which a further continuance of the decline is likely to produce.