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1. Oxford American Dictionary

   volatile

   • IPA[ˈvälədl]

   美式

   • adj.
     (of a substance) easily evaporated at normal temperatures；liable to change rapidly and unpredictably, especially for the worse
   • n.
     a volatile substance.
2. • 釋義

   adj.

   形容詞

   • 1. (of a substance) easily evaporated at normal temperatures volatile solvents such as petroleum ether, hexane, and benzene 同義詞 evaporative, vaporous, vaporescent, explosive, eruptive, ... 更多inflammable, unstable, technicallabile
   • 2. liable to change rapidly and unpredictably, especially for the worse the political situation was becoming more volatile 同義詞 tense, strained, fraught, uneasy, uncomfortable, ... 更多charged, explosive, eruptive, inflammatory, turbulent, in turmoil, full of upheavals, informalhairy, nail-biting, white-knuckle, dodgy反義詞 stable, calm
   • ▪ (of a person) liable to display rapid changes of emotion a passionate, volatile young man 同義詞 unpredictable, changeable, variable, inconstant, inconsistent, ... 更多uncertain, erratic, irregular, unstable, turbulent, unsteady, unsettled, unreliable, undependable, changing, ever-changing, varying, shifting, fluctuating, fluid, mutable, protean, fitful, wavering, full of ups and downs, mercurial, capricious, whimsical, fickle, flighty, giddy, impulsive, wayward, temperamental, highly strung, excitable, emotional, overemotional, fiery, moody, choleric, stormy, tempestuous, volcanic, informalblowing hot and cold, peaky, technicallabile, rarefluctuant, changeful反義詞 stable, constant
   • 3. (of a computer's memory) retaining data only as long as there is a power supply connected.

   n.

   名詞

   • 1. a volatile substance.