A group of people all descended from a common ancestor, in fact or belief, especially when the exact genealogies are not known.
A traditional social group of families in the Scottish Highlands having a common hereditary chieftain
Any group defined by family ties with some sort of political unity.
A group of players who habitually play on the same team in multiplayer games.
A badger colony.
The condition of being inheritable
The ratio of the genetic variance of a population to its phenotypic variance; i.e. the proportion of variability that is genetic in origin