Definition of selection pressure in English:

selection pressure

Syllabification: se·lec·tion pres·sure

noun

Biology
  • An agent of differential mortality or fertility that tends to make a population change genetically.
    More example sentences
    • In selection schemes improvements can be larger, but it depends on the structure of the population, the selection pressure, and the restriction on inbreeding imposed.
    • Therefore, the putative selection pressure for metabolic efficiency does not change the rate of nonsynonymous substitutions.
    • What happens is, in theory, unless you apply a selection pressure onto a population it stays the same.

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