(genetics) The process by which a small population accumulates harmful mutations, which leads to loss of fitness and decline of the population size, which may lead to further accumulation of deleterious mutations due to fixation by genetic drift.

plural of mutational meltdown

plural of aspirate mutation

plural of hard mutation

plural of mixed mutation

Synonym of mutationism

plural of stem mutation

Synonym of apophony

plural of vowel mutation

Synonym of apophony