macroevolution

mac ro ev o lu tion |ˌmakrō -evəˈlo͞oSHən, -ˌēvə -ˌmækroʊ -ɛvəˈluʃən | ▶noun Biology major evolutionary change. The term applies mainly to the evolution of whole taxonomic groups over long periods of time. DERIVATIVES mac ro ev o lu tion ar y |-SHəˌnerē, -ˌēvə - |adjective

macroevolution

macro |evo ¦lu ¦tion |ˌmakrəʊiːvəˈluːʃ (ə )n, -ɛv- | ▶noun [ mass noun ] Biology major evolutionary change, especially with regard to the evolution of whole taxonomic groups over long periods of time. DERIVATIVES macroevolutionary adjective