From Longman Dictionary of Contemporary EnglishRelated topics: Chemistryvolatilevol‧a‧tile /ˈvɒlətaɪl $ ˈvɑːlətl/●くろまる○しろまる○しろまる adjective1CHANGE/BECOME DIFFERENTa volatile situation is likely to change suddenly and without warningOPP stablean increasingly volatile political situationthe highly volatile stock and bond markets2ANGRYsomeone who is volatile can suddenly become angry or violent3HC technical a volatile liquid or substance changes easily into a gasOPP stable —volatility /ˌvɒləˈtɪləti $ ˌvɑː-/ noun [uncountable]Examples from the Corpusvolatile• The political situation in the Balkans is still extremely volatile.• Churn makes it harder for charities to raise money, keeps real-estate prices in check and politicsvolatile.• Politics in Britain has become volatile.• As the vapours rise in the column through each successiveequilibrium, they become richer in the more volatilecomponent.• People are afraid to change jobs in today's volatileeconomy.• A high turnover may well have been justified in view of volatile markets.• She formed enduringfriendships with women and more intense, volatile ones with men.• With markets so volatile, small investors are turning from do-it-yourselftrading in search of greater interaction and guidance from brokers.highly volatile• As a consequence, fertility has been highly volatile.• Long-termtrendssuggest that economicoptimism was highly volatile.• Thus the Lcurve can be highly volatile.• This is partly because changes in institutional stockholding can make markets highly volatile and therefore risky for smaller investors.• It is highly volatile, and through its impact on productivityaffects both supply and demand sides of the economy.• Weeklyunemploymentclaims are a highly volatileindicator and prove little by themselves.• High-techstocks have always been highly volatile, partly because of their past booms and busts.From Longman Business Dictionaryvolatilevol‧a‧tile /ˈvɒlətaɪlˈvɑːlətl/ adjectivea volatile market, situation etc is changing quickly and suddenly, for example rising and falling without much warningBonds started the year in a highly volatile trading environment. —volatility noun [uncountable]The report questioned whether market volatility should be blamed on foreign investors.Originvolatile(1500-1600)FrenchLatinvolatilis, from volare"to fly"