Definitions for ecosystemˈɛk oʊˌsɪs təm, ˈi koʊ-
Random House Webster's College Dictionary
ec•o•sys•temˈɛk oʊˌsɪs təm, ˈi koʊ-(n.)
a system formed by the interaction of a community of organisms with its environment.
Origin of ecosystem:
a system formed by the interaction of a community of organisms with their physical environment
Kernerman English Learner's Dictionary
ecosystem(noun)ˈɛk oʊˌsɪs təm, ˈi koʊ-
the plants, animals, climate, etc. in an area and their relationships
habitats and ecosystems
A system formed by an ecological community and its environment that functions as a unit.
The interconnectedness of organisms (plants, animals, microbes) with each other and their environment.
A set of interconnected products and services.
U.S. National Library of Medicine
A functional system which includes the organisms of a natural community together with their environment. (McGraw Hill Dictionary of Scientific and Technical Terms, 4th ed)