adj .
quick to evaporate ; highly unstable ; explosive 재빨리 증발하는, 휘발성의 ; 대단히 불안정한 ; 폭발성의

• A volatile liquid is one that evaporates readily. Gasoline is a volatile liquid. It evaporates very readily and then the vapor poses a great danger of explosion.
• A volatile crowd is one that seams to be in imminent danger of getting out of control, or exploding.
• The situation in the Middle East was highly volatile ; the smallest incident could have set off a war.
• 명사형은 volatility