A Genus

1. (biology, taxonomy) A category in the classification of organisms, ranking below family (Lat. familia) and above species.
   1. A taxon at this rank.
2. A group with common attributes.
3. (topology, graph theory, algebraic geometry) A natural number representing any of several related measures of the complexity of a given manifold or graph.
4. (semantics) Within a definition, a broader category of the defined concept.

Synonyms

• class