Deme

Pronunciation
/DEEM/
Category
Population Genetics
Singular
Deme
Plural
Demes

Definition

A local population of organisms of the same species that actively interbreed with one another and share a distinct gene pool.

Etymology

From Greek 'demos', meaning 'people' or 'community'.

Example

The deme is an important unit of study for understanding evolutionary processes in natural populations.

Synonyms

  • Subpopulation

Related Terms

Usage Notes

In population genetics, a 'deme' is often used to describe a local population that is more or less reproductively isolated from other populations.