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unstable

[uhn-stay-buhl] / ʌnˈsteɪ bəl /


Example Sentences

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It was an unstable ride, with the plane’s altitude rising and falling some 500 feet as they made their way to Tabuk Airport.

From The Wall Street Journal ● Oct. 3, 2026

Hart said: "When we look at the unstable world and the threats we're facing, I think it just brings it home that actually we need to be ready wherever we are, all of the time."

From BBC ● Sep. 23, 2026

One longstanding ecological puzzle is that older mathematical models predicted large, complicated ecosystems should be inherently unstable.

From Science Daily ● Sep. 19, 2026

Grace Soens, who plays June, Marisol’s confederate at work, and Jack Sharpe, who takes on the role of Lenny, June’s mentally disturbed brother, expand this unstable world, where it’s hard to know who to trust.

From Los Angeles Times ● Sep. 17, 2026

“Sorry, it’s all I’ve got. Anyway, potassium chlorate is unstable under heat and pressure. It's too dangerous for rocket fuel. What do your parents think about the BCMA?”

From "October Sky" by Homer Hickam




Vocabulary lists containing unstable


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