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- pronunciation:
- uhn
steI
bl
- features:
- Word Combinations (adjective), Word Explorer, Word Parts
part of speech: |
adjective |
definition 1: |
likely to change suddenly; fluctuating.
an unstable economy- synonyms:
- fluctuating, unsteady, up-and-down, volatile
- antonyms:
- stable
- similar words:
- changeable, fickle, fluid, inconstant, labile, mutable, precarious, shifting, temperamental, unsettled
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definition 2: |
not steady; not securely fixed.
a rickety, unstable chair- synonyms:
- rickety, shaky, unsteady
- antonyms:
- stable, steady
- similar words:
- decrepit, dilapidated, flimsy, insecure, precarious, tippy, unsound, wobbly
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definition 3: |
emotionally or mentally unsound.
an unstable personality- synonyms:
- unbalanced, unsound
- antonyms:
- stable
- similar words:
- crazy, demented, deranged, erratic, insane, neurotic, nutty, unstrung
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definition 4: |
of chemical compounds, readily decomposing or reacting.
- synonyms:
- labile
- antonyms:
- stable
- similar words:
- fluid, reactive, volatile
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definition 5: |
in physics, likely to change in state or composition.
- antonyms:
- stable
- similar words:
- fluid, labile, reactive, unsteady, volatile
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related words: |
capricious, dizzy, explosive, flighty, inconsistent, infirm, irresponsible, mercurial, moody, nervous, perishable, ramshackle, shaky, trick, tumble-down, turbulent, variable, wayward, weak |
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derivations: |
unstably (adv.), unstableness (n.) |
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