Click any word in a definition or example to find the entry for that word
90% of the time, speakers of English use just 7,500 words in speech and writing. These words appear in red, and are graded with stars. One-star words are frequent, two-star words are more frequent, and three-star words are the most frequent.
The thesaurus of synonyms and related words is fully integrated into the dictionary entries. Click on the T button in an entry to review the synonyms and related words for that meaning.
This policy would lead to greater instability in the region.
This is the British English definition of instability. View American English definition of instability.
Change your default dictionary and thesaurus to American English.
View the pronunciation for instability.
a new word or phrase invented in the hope that it will become generally used
to put on clothes that make you look like someone else, for fun
a collection of debris, mostly consisting of plastic, which moves around in the sea …
A must for anyone with an interest in the changing face of language. The Macmillan Dictionary blog explores English as it is spoken around the world today.
Definition of instability from the online English dictionary from Macmillan Publishers Limited.