Search results
- DictionaryUn·sta·ble/ˌənˈstāb(ə)l/
adjective
- 1. likely to give way; not stable: "the unstable cliff tops"
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.
Unstable definition: not stable; not firm or firmly fixed; unsteady.. See examples of UNSTABLE used in a sentence.
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.
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.
If people are unstable, their emotions and behaviour keep changing because their minds are disturbed or upset. He was emotionally unstable. Coleridge was also a highly unstable person.
Definition of unstable adjective in Oxford Advanced Learner's Dictionary. Meaning, pronunciation, picture, example sentences, grammar, usage notes, synonyms and more.
