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unsustainable

[uhn-suh-stay-nuh-buhl] / ˌʌn səˈsteɪ nə bəl /
ADJECTIVE
not able to be supported in the future
Synonyms
Antonyms


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.

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Seafood has been slower to face such scrutiny, though, as the world leans further into aquaculture, that may change, she said, particularly if more governments begin restricting imports tied to illegality or unsustainable practices.

From Los Angeles Times ● Oct. 9, 2026

Separate IRA subsidies for Part D plans end after 2029, which “raises significant cause for concern around unsustainable premium increases and continued market exits in the near-term,” she wrote.

From The Wall Street Journal ● Oct. 4, 2026

"This is unsustainable, not just for households but also for the market as a whole," said Adam Scorer, chief executive of fuel poverty charity National Energy Action.

From BBC ● Sep. 29, 2026

Another protester, 33-year-old engineer Irene Lopez, told AFP the situation had become "unsustainable".

From Barron's ● Sep. 26, 2026

In any society built on institutionalized racism, race-mixing doesn’t merely challenge the system as unjust, it reveals the system as unsustainable and incoherent.

From "Born a Crime: Stories from a South African Childhood" by Trevor Noah



Vocabulary lists containing unsustainable


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