What does "fusion" mean?

1. (merging things) the act of joining two or more things together to make one new thing. 2. (nuclear physics) a process where small atoms join together to create energy. 3. (cooking style) a style of cooking that mixes ingredients and techniques from different countries. 4. (music style) a type of music that mixes different styles, like jazz and rock.

fusion

US //ˈfjuʒən// UK //fjˈuːʒən// fu·sion

1 merging things (n.)
B2 Upper Intermediate

the act of joining two or more things together to make one new thing.

the process of merging separate elements, ideas, or entities into a single, unified whole.

Example

The new company is a fusion of two smaller tech firms.

Example

The architect's latest project represents a perfect fusion of traditional materials and modern, minimalist design principles.
- separation
- division
2 nuclear physics (n.)
C1 Advanced Technical Science

a process where small atoms join together to create energy.

a nuclear reaction in which atomic nuclei of low atomic number fuse to form a heavier nucleus with the release of energy.

Example

Scientists are working hard to make energy from fusion a reality.

Example

Unlike nuclear fission, which splits atoms, fusion involves forcing nuclei together under immense pressure and temperature to generate power.
- nuclear fusion
- fission

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3 cooking style (n.)
B2 Upper Intermediate Cooking

a style of cooking that mixes ingredients and techniques from different countries.

a culinary style that intentionally combines elements, ingredients, or techniques from different regional or ethnic traditions.

Example

This restaurant is famous for its Japanese-Mexican fusion dishes.

Example

The chef pioneered a unique style of fusion, blending classical French techniques with the bold, spicy flavours of Southeast Asian street food.
- eclectic
4 music style (n.)
B2 Upper Intermediate Music

a type of music that mixes different styles, like jazz and rock.

a musical genre that blends different styles, most commonly referring to jazz-rock fusion.

Example

The band plays a cool fusion of jazz and electronic music.

Example

During the 1970s, many artists experimented with fusion, incorporating electric instruments and rock rhythms into complex jazz improvisations.
- crossover
- hybrid

Origin

First appears c. 1555, in a translation by Richard Eden. From Middle French fusion, from Latin fūsiōnem (the accusative of fūsiō), from fusus, past participle of fundō (“I pour, I melt”) (see also found). Doublet of foison.