Definition of genus in English:



  • 1A principal taxonomic category that ranks above species and below family, and is denoted by a capitalized Latin name, e.g., "Leo"

    • ‘The three named genera of the family are apparently endemic to the southwestern North American craton.’
    • ‘In addition, honeyeaters are known to forage on a range of plant families, genera and species at any one time, and do not rely on a single plant species for food.’
    • ‘The cephalochordates include only about twenty species of two genera of organisms commonly called amphioxus.’
    • ‘The identification of two named genera in a single organism presents a taxonomic dilemma.’
    • ‘Both the genus and species name of this aggressive flycatcher are from the Latin word for tyrant.’
    group, subdivision, subfamily
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    1. 1.1(in philosophical and general use) a class of things that have common characteristics and that can be divided into subordinate kinds.
      • ‘Aristotle also points out that sometimes the hypothesis of the genus is omitted as too obvious.’
      • ‘The result is a genus of restaurant that is a sort of exotic greasy spoon.’
      • ‘In any case, one could see the common genus being post-retirement payment for work for an employer or like body.’
      • ‘The main genera of relativism can be distinguished according to the object they seek to relativize.’
      • ‘The subject genus of physics, for example, is the class of cases in which bodies change their locations in space.’
      type, sort, kind, genre, style, variety, category, class
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Mid 16th century: from Latin, birth, race, stock.