volatile
//ˈvɒl.ə.taɪl//
Adjective
volatileCanonical form
more volatileComparative
most volatileSuperlative
1
Liable to change rapidly and unpredictably, especially for the worse.
The stock market has been extremely volatile this year.
2
(Of a person) Easily aroused to strong emotions, especially anger; temperamental.
He has a volatile temper and can get angry over small things.
3
(Chemistry) Evaporating rapidly at normal temperatures and pressures.
Alcohol is a volatile substance that evaporates quickly.
4
(Computing) Of memory that loses its contents when the power is turned off.
RAM is a type of volatile memory that requires power to retain data.