- The definition of a genus is a class of items such as a group of animals or plants with similar traits, qualities or features.
An example of a genus is all the species of mushrooms that are part of the Amanita family.
genus definition by Webster's New World
- a class; kind; sort
- Biol. a major category in the classification of animals, plants, etc., ranking above a species and below a family: it can include one species or many similar species: the Latinized genus name is capitalized and italicized, and precedes the species name, which is italicized but not capitalized (Ex.: Homo sapiens, modern man)
- Logic a class of things made up of subordinate classes or species
Origin: Classical Latin birth, origin, race, species, kind ; from Indo-European base an unverified form ĝen-, to beget, produce from source Classical Latin gignere, to beget, gens, clan, Classical Greek genos, race, gignesthai, to be born, German kind, child, Old English (ge)cynd, kind, cennan, to beget; also, with loss of initial g-, Classical Latin nasci, to be born, natura, nature
genus definition by American Heritage Dictionary
noun pl. gen·er·a
- 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.
- Logic A class of objects divided into subordinate species having certain common attributes.
- A class, group, or kind with common attributes.
Origin: Latin, kind; see genə- in Indo-European roots.
genus - Cultural Definition
genus - Medical Definition
noun pl. gen·er·a
genus - Science Definition
Plural genera genera