phylogeny

noun
phy·​log·​e·​ny | \ fī-ˈlä-jə-nē How to pronounce phylogeny (audio) \
plural phylogenies

Definition of phylogeny

1 : the evolutionary history of a kind of organism
2 : the evolution of a genetically related group of organisms as distinguished from the development of the individual organism
3 : the history or course of the development of something (such as a word or custom)

Examples of phylogeny in a Sentence

Recent Examples on the Web

As early as 1909, folklorists started comparing the evolution of stories and organisms, envisioning Linnaean taxonomies and evolutionary trees, or phylogenies, for myths and tales. Ferris Jabr, Harper's magazine, "The Story of Storytelling," 10 Mar. 2019 Creating a complete phylogeny of birds is likely to resolve this dispute, or at least offer new evidence. Kat Eschner, Smithsonian, "What We Can Learn From a New Bird Tree of Life," 21 Apr. 2018 Funded by the National Science Foundation, the project has the goal of creating a full tree of life, or phylogeny, for the world’s birds. Kat Eschner, Smithsonian, "What We Can Learn From a New Bird Tree of Life," 21 Apr. 2018 These phylogenies help researchers looking at the evolutionary histories of specific avian traits or the story of birds overall. Elizabeth Pennisi, Science | AAAS, "Bigger, better bird tree of life will soon fly into view," 16 Apr. 2018 The dinosaur family tree, or phylogeny, as scientists call it, underpins the major questions about how these creatures came to rule the Earth millions of years ago. Eva Botkin-kowacki, The Christian Science Monitor, "Is the dinosaur family tree becoming a dinosaur?," 3 Nov. 2017 For living animals, building phylogenies can be a bit less controversial, because the animals’ genomes are available. Eva Botkin-kowacki, The Christian Science Monitor, "Is the dinosaur family tree becoming a dinosaur?," 3 Nov. 2017 Earlier this year paleontologists Matthew Baron, David Norman, and Paul Barrett unveiled a new dinosaur phylogeny that offers very different view of who’s related to whom. Brian Switek, Scientific American Blog Network, "Shaking the Dinosaur Family Tree," 15 May 2017 The study describing Atractus cerberus, published on March 15 in ZooKeys, uses DNA from 30 Atractus species to build an ambitious phylogeny, or family tree, of the genus. Michael Greshko, National Geographic, "3 New Snakes Found, One Named for Underworld Monster," 24 Mar. 2017

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'phylogeny.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

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First Known Use of phylogeny

1869, in the meaning defined at sense 1

History and Etymology for phylogeny

International Scientific Vocabulary

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More Definitions for phylogeny

phylogeny

noun
phy·​log·​e·​ny | \ fi-ˈläj-ə-nē How to pronounce phylogeny (audio) \
plural phylogenies

Medical Definition of phylogeny

1 : the evolutionary history of a kind of organism
2 : the evolution of a genetically related group of organisms as distinguished from the development of the individual organism

called also phylogenesis

— compare ontogeny