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Definition of flux

flux

/flʌks/
flux

Plural:fluxes
•
Past Simple:fluxed
•
Past Participle:fluxed
•
Present Participle:fluxing
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flux Lexical Profile

flux Game Scores & Validity

• noun

1

A state of continuous change, movement, or instability.

Example

"The technology industry is currently in a state of flux due to rapid advancements in artificial intelligence."


2

The action or process of flowing or flowing out.

Example

"The sudden flux of refugees across the border overwhelmed local humanitarian aid agencies."


3

The rate of flow of a fluid, particles, or energy through a given surface; also, a chemical substance applied to promote soldering, brazing, or welding by removing oxidation.

Example

"The engineer applied a generous amount of rosin flux to the copper wires before soldering them together."

Synonyms
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Antonyms
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• verb

1

To flow or cause to flow continuously.

Example

"The dense crowd fluxed through the narrow gates of the stadium after the concert ended."


2

To treat a metal or ore with a chemical agent to promote melting or prevent oxidation.

Example

"The metallurgist fluxed the molten ore to extract the pure copper."

Synonyms
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Antonyms
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• Rhymes for flux

Word Origin & Etymology

Derived from late Middle English, originating from the Latin word 'fluxus' meaning 'flow', which is the past participle of 'fluere' (to flow).

Cite this Entry


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