Supplementary feature: meaning, definitions and examples

Use in a professional or technical context to describe a feature added to an existing product or service to enhance its functionality.

• The new software update includes several supplementary features that improve user experience

Common in all contexts, from casual to professional, to describe something that is added to what was already in place.

• Could you provide some additional information on the project?; She asked for additional time to complete the task

Casual and versatile word used to describe something additional, often implying something optional or more than necessary.

• Would you like some extra toppings on your pizza?; He brought extra cash for the trip

Typically used in the context of computing or gaming to describe an optional extension or extra component that can be added to a system or product.

• I installed a new addon for my favorite video game
• ; The browser has several useful addons for web developers

Used in a professional or technical setting to describe improvements designed to raise the performance, quality, or functionality of something.

• The software enhancement has significantly increased the processing speed
• ; The body enhancement program includes diet and exercise plans