- the lines of descent or evolutionary development of any plant or animal species
- the origin and evolution of a division, group, or race of animals or plants
- the historical development of a nonliving thing, as a group of languages
Origin of phylogenyGerman phylogenie, coined (1866) by E. H. Haeckel: see phylo- and -geny
- The evolutionary development and history of a species or trait of a species or of a higher taxonomic grouping of organisms: the phylogeny of Calvin cycle enzymes. Also called phylogenesis .
- A model or diagram delineating such an evolutionary history: a molecular phylogeny of the annelids.
- A similar model or diagram delineating the development of a cultural feature.
Origin of phylogenyGreek phūlon race, class ; see phylum . -geny
- (systematics) The evolutionary history of groups of organisms, such as species or clades.
- (systematics, informal) A phylogenetic diagram.
- The historical development of a human social or racial group.
- Understanding the phylogeny of this musical group helps us understand its music.
- The historical development of any thing, idea, etc.
phylo- +"Ž -geny