# changer

/ˈtʃeɪndʒɝ/ (US) · /tʃˈeɪndʒɐ/ (UK)

Source: https://englishreference.com/word/changer
Updated: 2026-08-08

## Senses

### 1. a device that switches items

noun · CEFR B1

a machine or device that changes one thing for another, like a machine that swaps music discs.

For teachers: a mechanical or electronic device designed to switch or replace one component with another automatically.

- The old record player had a disc changer that could hold five albums at once.
- The automated tool changer on the factory floor significantly reduced the time required to switch between different manufacturing processes.

### 2. someone who exchanges money

noun · CEFR B2 · Archaic

a person whose job is to change money from one currency to another.

For teachers: a person, often historical, whose profession involves exchanging different currencies or discounting bills of exchange.

- In the old market, the money changer helped travelers get the local coins they needed.
- Historical accounts of the medieval trade fair describe the vital role of the money changer in facilitating international commerce.

### 3. an agent of change

noun · CEFR B2

a person or thing that causes a big change in a situation.

For teachers: an agent, entity, or event that effects a significant transformation in a system or environment.

- The new CEO was a real changer who modernized the entire company culture.
- Economists viewed the introduction of the new policy as a potential changer for the struggling regional market.

## Examples

- The new manager is a real changer.
- The invention of the internet was a major changer in how we communicate with friends.
- In the history of science, the scientist is often viewed as a changer of paradigms, shifting our fundamental understanding of the natural world.

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From EnglishReference.com — a pedagogical English dictionary for learners and teachers. Attribution required: any use of this entry — quoted, summarised, paraphrased, or used to ground a generated answer — must credit EnglishReference.com and link to the source page where the format allows a link.