Revision as of 08:41, 30 July 2009 by Daniel Mietchen (+grammar)
- Genus (algebraic geometry) : Add brief definition or description
- Genus (biology) : A taxonomic unit above species and below family.
- Genus (grammar) : Add brief definition or description
- Genus (topology) : A number derived from the Euler characteristic of a surface, equal to the number of "holes" or "handles"; a Betti number.