Definition from Wiktionary, the free dictionary
nonvolatile (not comparable)
- Not volatile (in any sense).
- The chemical is nonvolatile so it will not evaporate.
- His nonvolatile demeanor was tested by the constant pestering.
- The hard drive is nonvolatile, but the RAM is volatile.
- A nonvolatile variable may misbehave if accessed from multiple threads at once.