# module

/ˈmɑdʒuɫ/ (US) · /mˈɒdjuːl/ (UK)

Source: https://englishreference.com/word/module
Updated: 2026-06-20

## Senses

### 1. education unit

noun · CEFR B2

one part of a school or university course that focuses on a specific topic.

For teachers: a self-contained unit of instruction within a broader curriculum, typically assessed independently.

- In my second year, I chose a module on ancient history.
- The degree programme is structured into ten core modules, each designed to provide a comprehensive overview of modern economic theory.

Usage: often used with 'on' or 'in' to describe the subject matter.

### 2. computing/software

noun · CEFR B2 · Technical

a separate part of a computer program that handles one specific task.

For teachers: a functional component of a software system that is developed and tested independently before being integrated.

- The developer updated the payment module to include new security features.
- By isolating the database logic into a separate module, the engineering team ensured that the interface could be updated without affecting data integrity.

Usage: frequently used in the context of modular programming.

### 3. spacecraft part

noun · CEFR B2

a self-contained section of a spacecraft that has a special job.

For teachers: a detachable, independent section of a spacecraft designed for a specific function, such as landing or housing the crew.

- The lunar module detached from the main ship to land on the moon.
- The astronauts spent several hours in the service module performing routine maintenance on the life-support systems before the final descent.

### 4. interchangeable component

noun · CEFR C1 · Technical

a standard part of a machine or building that can be easily replaced or joined with others.

For teachers: a standardised unit or component used in construction or manufacturing that allows for flexible assembly and replacement.

- The office was built using modules that could be moved to change the room layout.
- The architect utilised prefabricated modules to accelerate the construction timeline while maintaining strict quality control across all residential units.

### 5. mathematics

noun · CEFR C2 · Academic · Technical

a special type of mathematical set used in advanced algebra.

For teachers: an algebraic structure consisting of an abelian group and a ring, acting as a generalisation of a vector space.

- The professor explained how a module differs from a simple vector space.
- In advanced linear algebra, the study of modules over a principal ideal domain provides a unified framework for understanding various structural theorems.

## Examples

- The first module of the course covers basic grammar.
- Engineers designed the spacecraft in separate modules so that the living quarters could detach from the main engine.
- The software architecture relies on independent modules, allowing developers to update the payment processing system without affecting the user interface or the database.

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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.