From re- + fusion.

• IPA: /ɹiːˈfjuːʒən/, /ɹɪˈfjuːʒən/

refusion

1. New or repeated melting, as of metals.
2. The act of fusing again, or bacl
3. (obsolete) restoration
   • 1738–1741, William Warburton, The Divine Legation of Moses […], volume (please specify |volume=I, II.1, or II.2), London: […] Fletcher Gyles, […], →OCLC ↗:

     this doctrine of the refusion of the soul