MICROEVOLUTION

microevolution

(noun) evolution resulting from small specific genetic changes that can lead to a new subspecies

Source: WordNet® 3.1


Etymology

Noun

microevolution (plural microevolutions)

small-scale changes in the history of life, such as changes in allele frequencies in a population (over a few generations); also known as change at or below the species level.

Usage notes

• The term microevolution was introduced to distinguish small-scale patterns of evolution from extinction and large-scale factors, which are termed macroevolution.

Hypernyms

• evolution

Coordinate terms

• macroevolution

Source: Wiktionary



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GUILLOTINE

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