Term:
Ecosystem
Definition:
An organizational unit consisting of an aggregation of plants, animals (including humans) and microorganisms, along with the non-living components of the environment.
Domain:
Environment
Source:
FAO Glossary from "Putting into practice an ecosystem approach to managing sea cucumber fisheries"
http://www.fao.org/3/i1780e/i1780e02.pdf
http://www.fao.org/3/i1780e/i1780e02.pdf