1. (

• volatile

) a volatile substance; a substance that changes readily from solid or liquid to a vapor; "it was heated to evaporate the volatiles" ;

1. (

• volatile

) evaporating readily at normal temperatures and pressures; "volatile oils"; "volatile solvents" ;

2. (

• explosive ,
• volatile

) liable to lead to sudden change or violence; "an explosive issue"; "a volatile situation with troops and rioters eager for a confrontation" ;

3. (

• fickle ,
• volatile

) marked by erratic changeableness in affections or attachments; "fickle friends"; "a flirt's volatile affections" ;

4. (

• volatile

) tending to vary often or widely; "volatile stocks"; "volatile emotions" ;