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The meaning of UNSTABLE is not stable : not firm or fixed : not constant. How to use unstable in a sentence. Synonym Discussion of Unstable.
UNSTABLE definition: 1. not solid and firm and therefore not strong, safe, or likely to last: 2. An unstable person…. Learn more.
1. adjective. You can describe something as unstable if it is likely to change suddenly, especially if this creates difficulty or danger. After the fall of Pitt in 1801 there was a decade of unstable government. The situation is unstable and potentially dangerous. Synonyms: changeable, volatile, unpredictable, variable More Synonyms of unstable.
To be unstable is to lack stability, meaning things could change without warning, like an unstable bookshelf that is likely to fall down. If you are unstable emotionally, you might be ecstatically happy one minute and horribly depressed and angry the next.
Definition of unstable adjective in Oxford Advanced Learner's Dictionary. Meaning, pronunciation, picture, example sentences, grammar, usage notes, synonyms and more.
(ʌnsteɪbəl ) 1. adjective. You can describe something as unstable if it is likely to change suddenly, especially if this creates difficulty or danger. The situation is unstable and potentially dangerous. Synonyms: changeable, volatile, unpredictable, variable More Synonyms of unstable. 2. adjective. Unstable objects are likely to move or fall.
UNSTABLE definition: 1. likely to change or end suddenly: 2. If someone is unstable, their moods and behaviour change…. Learn more.
1. You can describe something as unstable if it is likely to change suddenly, especially if this creates difficulty or danger. [...] 2. Unstable objects are likely to move or fall. [...] 3. If people are unstable, their emotions and behaviour keep changing because their minds are disturbed or upset. [...] More. Grammar Question.
1. a. Tending strongly to change: unstable weather. b. Not constant; fluctuating: unstable vital signs. 2. a. Wavering or fickle: At first, he was unstable in his decisions. b. Showing or marked by erratic or volatile emotions or behavior. 3. Not firmly placed; unsteady: an unstable ladder. 4. Chemistry. a. Decomposing readily. b.
Showing or marked by erratic or volatile emotions or behavior. American Heritage. More Adjective Definitions (6) Synonyms: wobbly. unsteady. tottery. tottering. rickety. precarious.
