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unsustainable

[uhn-suh-stey-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.

"You have insurance charges, floor charges, and various other levies that make production unsustainable," he told AFP, repeating allegations that contractors collude to keep prices low and "shortchange" producers.

From Barron's • May 15, 2026

They warn that it is most heavily reliant on free or low-cost deposits, which they worry is unsustainable and could reflect a dated business model.

From The Wall Street Journal • May 14, 2026

A coalition of hotels and airline companies opposed the wage increase, arguing that it was unsustainable and would jeopardize jobs.

From Los Angeles Times • May 1, 2026

Another said: "This workload is totally unsustainable; I know of one English teacher in my school who is leaving at the end of this academic year because of this."

From BBC • Apr. 30, 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



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