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macroevolution
[ mak-roh-ev-uh-loo-shuhnor, especially British, -ee-vuh- ]
noun
, Biology.
- major evolutionary transition from one type of organism to another occurring at the level of the species and higher taxa.
macroevolution
/ ˌmækrəʊˌiːvəˈluːʃən /
noun
- biology the evolution of large taxonomic groups such as genera and families
macroevolution
/ măk′rō-ĕv′ə-lo̅o̅′shən /
- Evolution that results in the formation of a new taxonomic group above the level of a species.
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Derived Forms
- ˌmacroˌevoˈlutionary, adjective
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Other Words From
- macro·evo·lution·ary adjective
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Word History and Origins
Origin of macroevolution1
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