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Definition of fusion

fusion

/ˈfjuː.ʒən/
fu · sion

Plural:fusions
•
Adjective:fusional
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fusion Lexical Profile

fusion Game Scores & Validity

• noun

1

The process or result of joining two or more things together to form a single entity.

Example

"The new restaurant's menu is an inventive fusion of traditional Japanese and Peruvian cuisines."


2

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

Example

"Scientists have worked for decades to harness nuclear fusion as a clean, virtually limitless source of energy."


3

The process of causing a material or object to melt with intense heat, especially so as to join with another.

Example

"Volcanic glass is formed by the rapid cooling of magma after the complete fusion of silicate minerals."


4

A style of popular music, especially jazz, that combines elements of different musical genres such as rock, funk, and world music.

Example

"Miles Davis pioneered jazz fusion in the late 1960s by incorporating electric instruments and rock rhythms."

Synonyms
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Antonyms
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Word Nuance & Usage

In physics, do not confuse 'fusion' (the combining of light atomic nuclei into a heavier nucleus) with 'fission' (the splitting of a heavy atomic nucleus into lighter ones).

• Rhymes for fusion

Word Origin & Etymology

Borrowed in the 16th century via Middle French from Latin 'fusio', meaning 'an outpouring' or 'a melting', derived from the verb 'fundere' ('to pour' or 'to melt').

Cite this Entry


Wordmom. (2026). Definition of Fusion. In Wordmom Dictionary. Retrieved Nov 5, 2026, from https://wordmom.com/dictionary/fusion
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