subreplacement
adjEtymology From sub- + replacement.
1
Demographics, Demography Of a birth rate Below the level needed to maintain the current population.
- The other is the fact that the population of Japan has begun to shrink, the result of years of subreplacement birth rates.2011, James W. White, Mirrors of Memory: Culture, Politics, and Time in Paris and Tokyo, University of Virginia Press, →ISBN, page 219: