volatile
adjective
- 1
tending to vary often or widely
volatile stocks
volatile emotions
- 2
marked by erratic changeableness in affections or attachments
fickle friends
a flirt's volatile affections
- 3
liable to lead to sudden change or violence
an explosive issue
a volatile situation with troops and rioters eager for a confrontation
- 4
evaporating readily at normal temperatures and pressures
volatile oils
volatile solvents
noun
- 1
a volatile substance; a substance that changes readily from solid or liquid to a vapor
it was heated to evaporate the volatiles
Also useful for “volatile”:Scrabble— High-value letters — see what it scores