fu|sion

fu|sion «FYOO zhuhn», noun.

1. the action or process of fusing; melting; melting together: »

Bronze is made by the fusion of copper and tin.

2. the action or process of blending; union; coalition: »

A third party was formed by the fusion of independent Republicans and Democrats. The fusion of many nationalities is found in the United States. She is a fusion of the dreamer and the doer.

3. a fused mass.

4. the action or process of combining two atomic nuclei to produce a nucleus of greater mass; nuclear fusion. The fusion of the atomic nuclei of elements of low atomic number requires a very high temperature and releases tremendous amounts of energy. Fusion is used to produce the reaction in the hydrogen bomb.

5. a blend of jazz and other popular musical styles; crossover: »

Fusion enjoys a crucial advantage over mainstream and avant-garde jazz: it “crosses over” a wide range of formats (Rolling Stone).

╂[< Latin fūsiō, -ōnis < fundere pour, melt]

–fu´sion|a|ble, adjective.