noun

fusion

/ˈfjuːʒən/ · say it: FYOO·zhun

combining atomic nuclei to release energy

In Science & Nature

In more detail

1. (noun) the process of joining or blending two or more things together to form one

2. (noun) a nuclear reaction in which nuclei combine to release energy

3. (noun) a style of music that combines elements from different genres

Examples

1. The restaurant's menu shows a fusion of Asian and Italian cooking styles.
2. Scientists are studying nuclear fusion as a potential clean energy source.
3. The band plays jazz fusion, mixing traditional jazz with rock and funk elements.

How to use fusion

Fusion is used across scientific, culinary, and artistic contexts to describe the joining of distinct elements into a unified whole. In physics, it has a specialized meaning referring to nuclear reactions. In cultural or artistic contexts, it often implies a creative blending that produces something new rather than mere combination.

Common phrases

nuclear fusion
fusion cuisine
fusion of styles
cultural fusion
fusion music
complete fusion

Synonyms

combination · blend · merger · integration · synthesis

Opposites

separation · division · fission

Word family

fuse (verb) · fused (adjective) · fusible (adjective)

A common mistake

Learners sometimes confuse fusion with confusion; fusion is about blending things together intentionally, while confusion relates to disorder or lack of clarity.

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