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closed ecosystem

noun, Ecology
a self-replenishing ecosystem in which life can be maintained without external factors or outside aid. Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2015.
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Examples from the web for closed ecosystem
  • In a closed ecosystem, there are no such things as wastes.
  • Sometimes a closed ecosystem is better than the lie of an open system.
  • Apple has a much more closed ecosystem if you actually compare them.
closed ecosystem in Culture

closed ecosystem definition

An ecosystem in which no materials can leave or enter but through which energy from external sources can flow.

Note: The Earth is a closed ecosystem.
The American Heritage® New Dictionary of Cultural Literacy, Third Edition
Copyright © 2005 by Houghton Mifflin Company.
Published by Houghton Mifflin Company. All rights reserved.
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