metastably

/ˈmɛtəˌsteɪbli/
adverb
  1. In a way that is stable but easily changed by a small disturbance; not permanently stable.
    • The chemical compound exists metastably at room temperature, but it quickly breaks down when heated.
    • The political situation remained metastably calm for weeks before the protests erupted.
    • The software runs metastably, working fine until a specific input causes it to crash.
Antonyms