noun
high birth rate and high mortality rate
A demographic term describing a society with both high fertility and high death rates, typical of pre-industrial populations.
多産多死の時代には、平均寿命が短かった。
In the era of high birth and high death rates, life expectancy was short.
発展途上国では、かつて多産多死が一般的だった。
In developing countries, high birth and high death rates were once common.
A yojijukugo composed of 多 (many), 産 (birth), 多 (many), and 死 (death), directly describing the demographic pattern.