Add-on: meaning, definitions and examples

Generally used to describe additional features or components that can be added to software or hardware to enhance its functionality. Often used interchangeably with 'extension' but more commonly associated with physical products or games.

• I bought an add-on for my gaming console to get extra memory
• The travel insurance is an add-on to my existing policy

Commonly referred to in the context of web browsers and software applications. Extensions are small software programs designed to customize and enhance the functionality of the browser or application.

• I installed an ad-blocker extension in my browser
• The new extension improved the functionality of my email client

Typically associated with software and digital applications, plugins are used to add specific features or functionalities to an existing software system. Often used with multimedia and web development software.

• I downloaded a plugin to support video playback on my website
• The new plugin allows for better sound processing in the music editing software

Used primarily in programming and education to refer to separate units that can be combined to create a larger system. Modules are often self-contained components that perform specific functions.

• We added a new payment module to the e-commerce platform
• The course is divided into six modules, each covering a different topic

Used to describe something extra that enhances or supplements something else. Often used in the context of software or digital products.

• This new add-on allows you to edit photos directly in the browser.
• We purchased an add-on for the game that gives us new levels to play.

Often used to describe extra items or gadgets that complement a primary item, usually in the context of fashion, electronics, or vehicles.

• She bought a stylish accessory for her new phone.
• The car comes with several optional accessories, like advanced GPS and custom rims.

Used to describe something that can be connected or added to a primary item, often with a specific function or purpose. Commonly used in the context of machinery, tools, or emails.

• You can add different attachments to the vacuum cleaner to clean various surfaces.
• I sent the document as an email attachment.

Refers to replacing or improving a component or system to a better version, often used in technology, software, and hardware contexts.

• We decided to upgrade our computer's memory to improve its performance.
• The software upgrade will fix many bugs and add new features.