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Synonyms

subfamily

American  
[suhb-fam-uh-lee, -fam-lee, suhb-fam-uh-lee, -fam-lee] / sʌbˈfæm ə li, -ˈfæm li, ˈsʌbˌfæm ə li, -ˌfæm li /

noun

subfamilies plural
  1. Biology. a category of related genera within a family.

  2. Linguistics. (in the classification of related languages within a family) a category of a higher order than a branch.


subfamily British  
/ ˈsʌbˌfæmɪlɪ /

noun

  1. biology a taxonomic group that is a subdivision of a family

  2. any analogous subdivision, as of a family of languages

"Collins English Dictionary — Complete & Unabridged" 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

subfamily Scientific  
/ sŭbfăm′ə-lē /
  1. A subdivision of a family of organisms, containing one or more genera. The names of subfamilies in the animal kingdom typically end in –inae, as in Cerambycinae, a subfamily of the longhorn beetle family Cerambycidae.


Other Word Forms

Noun Inflected Forms

Etymology

Origin of subfamily

First recorded in 1825–35; sub- + family

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

See Examples For:

The new findings challenge that view, offering strong evidence that the Podonominae subfamily most likely began in the Southern Hemisphere and later expanded worldwide.

From Science Daily Oct. 15, 2025

Some hematophages are well-known: For example, vampire bats in the subfamily Desmodontinae helped inspire the legendary monsters that bear their name and no one can forget blood-sucking mosquitoes and leeches.

From Salon Oct. 31, 2024

Aleocharinae, with about 17,000 known species, is the largest subfamily within the Staphylinidae family.

From Scientific American Sep. 27, 2023

It describes a large and geographically widespread subfamily of African languages that make up part of the larger Niger-Congo language family.

From Textbooks Apr. 19, 2023

At the one extreme, Mandarin and its relatives, which constitute the Chinese subfamily of the Sino-Tibetan language family, are distributed continuously from North to South China.

From "Guns, Germs, and Steel: The Fates of Human Societies" by Jared M. Diamond

The subfamilies are major subdivisions of the family, while the tribes and subtribe can contain one or more of genera, which is the classification level just above the species.

From Science Daily Apr. 3, 2024

The researchers also detected pupal ‘milk’ in species from each of the five biggest ant subfamilies, suggesting that it could play a part in the evolution of ant social structures.

From Scientific American Dec. 2, 2022

Fifty-five subfamilies of kinases evolved before yeast diverged from other eukaryotes, but the tyrosine kinases evolved after yeast diverged.

From Textbooks Jun. 9, 2022

Columns show pir subfamilies and rows show species.

From Nature Jan. 24, 2017

But one of those subfamilies, termed Malayo-Polynesian, comprises 945 of those 959 languages and covers almost the entire geographic range of the Austronesian family.

From "Guns, Germs, and Steel: The Fates of Human Societies" by Jared M. Diamond

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