unburn
English
Etymology
Verb
unburn (third-person singular simple present unburns, present participle unburning, simple past and past participle unburned)
- (intransitive) To undergo the process of burning in reverse.
- 2009, Bradley Harris Dowden, The Metaphysics of Time: A Dialogue, page 122:
- In your class last year we learned that increase in entropy is why matches burn but never unburn, why cans rust but never unrust, and why engines are never perfectly efficient.