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macroevolution

Flag: gbEnglishOxford New American Dictionary

macroevolution /ˌmakrō-evəˈlo͞oSHən, ˌmækroʊ-ɛvəˈluʃən /
noun Biology major evolutionary change. The term applies mainly to the evolution of whole taxonomic groups over long periods of time.
– DERIVATIVES
macroevolutionary /-SHəˌnerē, -ˌēvə-/ adjective