| VO | a volatile substance |
|---|---|
| VO | tending to vary often or widely |
| VO | marked by erratic changeableness in affections or attachments |
| VO | liable to lead to sudden change or violence |
| VO | (chemistry) evaporating readily at normal temperatures and pressures |
| VO | a volatile oil having the odor or flavor of the plant from which it comes |
| VO | computer storage that is erased when the power is turned off |
| VO | used of substances |
| VO | make volatile |
| VO | converted into a gas or vapor |
| VO | being easily excited |
| VO | the trait of being unpredictably irresolute |