Wrapper: meaning, definitions and examples

Commonly used in programming and packaging. In programming, it means a function, object, or module that adds additional functionality to another function, object, or module. In packaging, it refers to material used to cover or enclose an item.

• The library provides a wrapper to simplify the API.
• She removed the candy from its wrapper.

Primarily used in object-oriented programming and biomedical sciences. In programming, it refers to the concept of bundling data and methods that operate on the data within one unit, like a class. In biomedical sciences, it refers to enclosing or encapsulating substances within another material.

• Encapsulation helps to protect data integrity by restricting access.
• The drug was delivered through encapsulation in a phospholipid shell.

Mainly used in mechanical and electrical engineering to describe a device that allows incompatible components to work together. In software engineering, it means a design pattern that allows incompatible interfaces to work together.

• We need an adapter to connect the new monitor to the older computer.
• The adapter pattern helped integrate the old library with the new system.

Used in architecture and software engineering. In architecture, it refers to the front of a building. In software engineering, it describes a design pattern that provides a simplified interface to a more complex system.

• The building's facade was beautifully restored.
• The facade pattern simplified the interaction with the complex subsystem.

Often refers to something that covers a specific item, typically for protection or presentation, such as packaging or wrapping paper.

• She carefully removed the candy wrapper.
• The gift was wrapped in colorful paper.

General term for anything that lies over or around something, providing protection or concealment. Can be used for a wide array of contexts, including physical objects and abstract concepts.

• The table had a white linen covering.
• Her role in the project served as a covering for her true intentions.

Refers to something that completely encloses or encases an object, providing full coverage. Often used in technical or formal contexts.

• The encasement for the new phone is waterproof.
• The ancient artifact was put in a glass encasement for preservation.

Specifically refers to a flat paper container used to enclose letters or documents. Can also metaphorically refer to anything that envelops or surrounds closely.

• She sealed the letter in an envelope.
• The fog formed a thick envelope around the city.