unmelt

English[edit]

unmelt (third-person singular simple present unmelts, present participle unmelting, simple past and past participle unmelted)

(intransitive) To undergo the process of melting in reverse.
- 2008, Arieh Ben-Naim, Entropy Demystified, page 208:
  Eggs break, but do not unbreak; candles melt, but they don't unmelt; memories are of the past, never of the future; […]
- 2002, Dale Bick Carlson, Kishore Khairnar, In and Out of Your Mind: Teen Science: Human Bites, page 76:
  A snowflake does not unmelt.