"fussion" is probably misspelled. Trying fusion instead Definition of fusion
fusion has definitions from the fields of medicine,surgery,psychology,linguistics,physics,nuclear physics
1
[ noun ] an occurrence that involves the production of a union

Synonyms

unification merger

2
[ noun ] (medicine,surgery) correction of an unstable part of the spine by joining two or more vertebrae; usually done surgically but sometimes done by traction or immobilization

Synonyms

spinal_fusion

3
[ noun ] (psychology) the combining of images from the two eyes to form a single visual percept

Synonyms

optical_fusion

4
[ noun ] (linguistics) the merging of adjacent sounds or syllables or words
5
[ noun ] (physics,nuclear physics) a nuclear reaction in which nuclei combine to form more massive nuclei with the simultaneous release of energy
6
[ noun ] the state of being combined into one body

Synonyms

coalition

7
[ noun ] the act of fusing (or melting) together
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