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Definitions

unstable

[uhn-stey-buhl] / ʌnˈsteɪ bəl /


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.

The researchers believe the shipment sank during a particularly unstable period in Mediterranean history.

From Science Daily • Jun. 8, 2026

This is the 17th Ebola outbreak to hit the DRC, a vast and unstable central African country of more than 100 million people.

From Barron's • Jun. 8, 2026

But over the short and even intermediate terms, lasting not just several years but decades, gold’s correlation to inflation is unstable.

From MarketWatch • Jun. 8, 2026

If the race for nuclear weapons widens and accelerates, the region will become more unstable, heightening risks for the entire world.

From The Wall Street Journal • Jun. 7, 2026

Colonel Cathcart lived by his wits in an unstable, arithmetical world of black eyes and feathers in his cap, of overwhelming imaginary triumphs and catastrophic imaginary defeats.

From "Catch-22" by Joseph Heller




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