Pronunciation: (vol'u-tl, -til or, esp. Brit., -tīl"), [key]
1. evaporating rapidly; passing off readily in the form of vapor: Acetone is a volatile solvent.
2. tending or threatening to break out into open violence; explosive: a volatile political situation.
3. changeable; mercurial; flighty: a volatile disposition.
4. (of prices, values, etc.) tending to fluctuate sharply and regularly: volatile market conditions.
5. fleeting; transient: volatile beauty.
6. Computers.of or pertaining to storage that does not retain data when electrical power is turned off or fails.
7. able to fly or flying.

a volatile substance, as a gas or solvent.

Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.

volaryvolatile oil
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