mono·​phy·​let·​ic ˌmä-nō-fī-ˈle-tik How to pronounce monophyletic (audio)
: of or relating to a single stock
specifically : developed from a single common ancestral form
monophyly noun

Examples of monophyletic in a Sentence

Recent Examples on the Web So, famously, the class of reptiles is not monophyletic. Razib Khan, Discover Magazine, 4 Aug. 2010

These examples are programmatically compiled from various online sources to illustrate current usage of the word 'monophyletic.' Any opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback about these examples.

Word History


International Scientific Vocabulary

First Known Use

1874, in the meaning defined above

Time Traveler
The first known use of monophyletic was in 1874

Dictionary Entries Near monophyletic

Cite this Entry

“Monophyletic.” Dictionary, Merriam-Webster, Accessed 25 Apr. 2024.

Medical Definition


mono·​phy·​let·​ic ˌmän-ō-fī-ˈlet-ik How to pronounce monophyletic (audio)
: of, relating to, or derived from a single stock
specifically : descending from a single common ancestral form
monophyly noun
plural monophylies
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