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Definition of "genus" []

  • Biology A taxonomic category ranking below a family and above a species and generally consisting of a group of species exhibiting similar characteristics. In taxonomic nomenclature the genus name is used, either alone or followed by a Latin adjective or epithet, to form the name of a species. See Table at taxonomy. (noun)
  • Logic A class of objects divided into subordinate species having certain common attributes. (noun)
  • A class, group, or kind with common attributes. (noun)
  • Any of the taxonomic groups into which a family is divided and which contains one or more species. For example, Vulpes (foxes) is a genus of the dog family (Canidae) (noun)

American Heritage(R) Dictionary of the English Language, Fifth Edition. Copyright (c) 2011 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.

  • A class of objects or individuals that can be divided into two or more groups or species (noun)
  • A class, group, etc, with common characteristics (noun)
  • A number characterizing a closed surface in topology equal to the number of handles added to a sphere to form the surface. A sphere has genus 0, a torus, genus 1, etc (noun)

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Use "genus" in a sentence
  • "_Tr_ II 381-82 '_omne genus scripti_ grauitate tragoedia uincit:/haec quoque materiam semper amoris habet' and _Tr_ II 517-18 'an _genus hoc scripti_ faciunt sua pulpita [' stage '] tutum,/quodque licet, mimis scaena licere dedit?'."
  • "This highest genus, this _genus generalissimum_, is, in peripatetic language, a category; and no purpose or use has ever been assigned to any one of these categories, of which ten were enumerated at first, beyond that of classification -- _i.e. _ a purpose of mere convenience."
  • "More specifics on my previous post: I do know that the angels differ in genus, that is, each angle is its own genus."