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closed ecosystem

American

noun

Ecology.

a self-replenishing ecosystem in which life can be maintained without external factors or outside aid.

closed ecosystem Cultural

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

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The Earth is a closed ecosystem.

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

Banks still face regulatory restrictions when it comes to blockchains, and mainly use private platforms that allow selected users in a closed ecosystem.

From The Wall Street Journal • Oct. 30, 2025

It is, effectively, a closed ecosystem and that keeps it secure.

From BBC • Mar. 21, 2024

One can see why Musk would like Twitter to be more of a closed ecosystem where its users are happy spending more time.

From Slate • Apr. 13, 2023

One of the things I think is interesting is that it’s not really clear upfront whether an open or closed ecosystem is going to be better.

From The Verge • Jul. 26, 2022

Indeed, I Promise is a closed ecosystem that helps only a fraction of the many who need it.

From Los Angeles Times • Feb. 20, 2022

Definitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023