genus

noun
ge·​nus | \ ˈjē-nəs How to pronounce genus (audio) , ˈje- How to pronounce genus (audio) \
plural genera\ ˈje-​nə-​rə How to pronounce genera (audio) \ also genuses

Definition of genus

1 : a class, kind, or group marked by common characteristics or by one common characteristic specifically : a category of biological classification ranking between the family and the species, comprising structurally or phylogenetically (see phylogenetic sense 2) related species or an isolated species exhibiting unusual differentiation, and being designated by a Latin or latinized capitalized singular noun
2 : a class of objects divided into several subordinate species

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Examples of genus in a Sentence

the crime novel, written from the criminal's perspective, is sometimes seen as a particular species of the detective story genus

Recent Examples on the Web

These iconic trees of Madagascar are one of only nine living species of their genus and can live for hundreds of years. Commentary, Quartz Africa, "Plants are going extinct up to 350 times faster than the historical norm," 24 Aug. 2019 Dear Readers: Dogs and wolves are the same genus (canis), but the dog has been domesticated. Washington Post, "Hints From Heloise: Of dogs and wolves," 14 Sep. 2019 Those are trademarks of birds called hermits, a genus in the hummingbird family. Kiona N. Smith, Ars Technica, "New study takes a bird’s-eye view of the Nasca Lines," 20 June 2019 Barbosa’s favorite microalgae are Nannochloropsis, a genus of several easy-to-grow marine species. Marta Zaraska, Discover Magazine, "Raising the Steaks: How One City in the Netherlands Wants to Feed the World," 13 Mar. 2019 Some 63 species of the genus Telmatobius can be found across South America, making their homes in such countries as Chile, Ecuador, Bolivia and Argentina. Brigit Katz, Smithsonian, "The Last 14 Loa Water Frogs Had to Be Rescued From Their Natural Habitat," 31 Aug. 2019 Shoveling aside nearly half a meter of old goat droppings and sieving through sediment, the team unearthed the nearly complete skull of an enigmatic human ancestor, the oldest member of the genus that eventually led to our own. Michael Price, Science | AAAS, "Stunning ancient skull shakes up human family tree," 28 Aug. 2019 The other members of the Biswamoyopterus genus are the aforementioned Namdapha flying squirrel and the Laotian giant flying squirrel, first discovered in 2013. Fox News, "Mysterious flying squirrel with 'glowing eyes' discovered in China," 23 July 2019 Monitoring for West Nile virus The other mosquito most commonly found in the county and tracked by the health department is of the Culex genus. Casey Smith, Indianapolis Star, "With a rainy spring, Marion County had few mosquitoes. That's no longer the case.," 22 July 2019

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'genus.' 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 genus

1551, in the meaning defined at sense 1

History and Etymology for genus

Latin gener-, genus birth, race, kind — more at kin

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Dictionary Entries near genus

genuflectory

genuine

genuinely

genus

Gen X

Gen Y

-geny

Statistics for genus

Last Updated

13 Oct 2019

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Time Traveler for genus

The first known use of genus was in 1551

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More Definitions for genus

genus

noun

English Language Learners Definition of genus

biology : a group of related animals or plants that includes several or many different species

genus

noun
ge·​nus | \ ˈjē-nəs How to pronounce genus (audio) \
plural genera\ ˈje-​nə-​rə \

Kids Definition of genus

: a group of related living things (as plants or animals) that ranks below the family in scientific classification and is made up of one or more species

genus

noun
ge·​nus | \ ˈjē-nəs How to pronounce genus (audio) , ˈjen-əs How to pronounce genus (audio) \
plural genera\ ˈjen-​ə-​rə How to pronounce genera (audio) \

Medical Definition of genus

: a class, kind, or group marked by common characteristics or by one common characteristic specifically : a category of biological classification ranking between the family and the species, comprising structurally or phylogenetically related species or an isolated species exhibiting unusual differentiation, and designated by a Latin or latinized capitalized singular noun

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More from Merriam-Webster on genus

Rhyming Dictionary: Words that rhyme with genus

Thesaurus: All synonyms and antonyms for genus

Spanish Central: Translation of genus

Nglish: Translation of genus for Spanish Speakers

Britannica English: Translation of genus for Arabic Speakers

Britannica.com: Encyclopedia article about genus

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