from Wiktionary, Creative Commons Attribution/Share-Alike License
- n. The separation of the life instinct from the death instinct as part of the process of maturing into an adult.
- n. The act of defusing.
- n. Common misspelling of diffusion.
From de- and fusion (in turn from fuse and -ion). (Wiktionary)
From defuse (in turn from de- and fuse) and -ion, apparently by analogy with fusion, etc. (Wiktionary)