Norwegian Bokmål edit

 
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Noun edit

økosystem n (definite singular økosystemet, indefinite plural økosystem or økosystemer, definite plural økosystema or økosystemene)

  1. an ecosystem (system of an ecological community and its environment)

Norwegian Nynorsk edit

 
Norwegian Nynorsk Wikipedia has an article on:
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Noun edit

økosystem n (definite singular økosystemet, indefinite plural økosystem, definite plural økosystema)

  1. an ecosystem (as above)