From de- +‎ confine.

• (UK) IPA^(key): /diːkənˈfaɪn/
• Rhymes: -aɪn

deconfine (third-person singular simple present deconfines, present participle deconfining, simple past and past participle deconfined)

1. (physics) To free, or be freed, from quantum confinement

• deconfinement