macroevolution

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mac·ro·ev·o·lu·tion

 (măk′rō-ĕv′ə-lo͞o′shən, -ē′və-)
n.
Large-scale evolution occurring over a very long period time that results in the formation of new species and higher-level taxonomic groups.

mac′ro·ev′o·lu′tion·ar′y (-shə-nĕr′ē) adj.

macroevolution

(ˌmækrəʊˌiːvəˈluːʃən)
n
(Biology) biology the evolution of large taxonomic groups such as genera and families
ˌmacroˌevoˈlutionary adj

mac•ro•ev•o•lu•tion

(ˌmæk roʊˌɛv əˈlu ʃən; esp. Brit. -ˌi və-)

n.
major evolutionary change of species and taxa.
[1935–40]
mac`ro•ev`o•lu′tion•ar′y, adj.
ThesaurusAntonymsRelated WordsSynonymsLegend:
Noun1.macroevolution - evolution on a large scale extending over geologic era and resulting in the formation of new taxonomic groupsmacroevolution - evolution on a large scale extending over geologic era and resulting in the formation of new taxonomic groups
organic evolution, phylogenesis, phylogeny, evolution - (biology) the sequence of events involved in the evolutionary development of a species or taxonomic group of organisms
References in periodicals archive ?
McClain says that evolution's proponents don't use a "rigorous, evidence-based standard for assessing the false claim that macro evolution is a fact.
It takes a lot of religious faith for Mary Anne Steinberger to believe that the staphylococcus mutation is testable and observable evidence of macro evolution.
Macro evolution (the hypothesis that homo sapiens evolved from a single cell or even from inorganic compounds) is not obvious and is much more debatable.