Definitions

from The American Heritage® Dictionary of the English Language, 4th Edition

  • n. Biology A taxonomic category of related organisms ranking between a family and a genus.
  • n. Linguistics A division of languages below a family and above a branch.

from Wiktionary, Creative Commons Attribution/Share-Alike License

  • n. A taxonomic category ranking between a family and a genus; formerly called a tribe

from the GNU version of the Collaborative International Dictionary of English

  • n. One of the subdivisions, of more importance than genus, into which certain families are divided.

from The Century Dictionary and Cyclopedia

  • n. In zoology, the first subdivision of a family, containing several genera or only one genus.

from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.

  • n. (biology) a taxonomic category below a family

Etymologies

sub- +‎ family (Wiktionary)

Examples

  • On the origins of Hippopotamidae together with descriptions of two species, a new genus and a new subfamily from the Miocene of Kenya.

    More on what I saw at the zoo

  • In the era immediately following World War II, the subfamily was a convenient startup arrangement for young couples newly married and as a residential arrangement for an elderly dependent parent in the home of a son or daughter.

    The Population of the United States

  • Most cool season cereal, forage and turf grasses belong to the Pooideae subfamily, which is also the largest grass subfamily.

    Naturejobs - All Jobs

  • This 'subfamily' is a critical area of family life all around the world, regardless of cultural influence.

    PRWeb - Daily News Feed

  • This month, IF Editor Cat Wayland talks about the "subfamily" of siblings in her newly launched IF mag blog.

    PRWeb - Daily News Feed

  • Most of the languages of this subfamily straddle the border between Chiapas and Guatemala.

    Campeche: on the edge of the Maya world

  • According to Ethnologue. com, the Chol belong to the Chol-Chontal subfamily of the Maya Linguistic Group.

    Campeche: on the edge of the Maya world

  • The dung beetle subfamily Scarabaeinae is a cosmopolitan group of insects that feed primarily on dung.

    Archive 2009-01-01

  • This suite of molar morphologies is also found to varying degrees in Pongo and Sivapithecus, but not in African apes and humans, and may be diagnostic of subfamily Ponginae.

    Archive 2009-02-01

  • The centrosaurines form a subfamily of the Ceratopsidae.

    Archive 2009-03-01

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