Wrappers: meaning, definitions and examples

Wrappers are usually thin materials that cover individual items like candy, chocolate bars, or fast food. They are often used for single-use purposes and can be disposed of after use.

• He peeled off the candy wrapper and popped the sweet into his mouth
• Fast food restaurants use a lot of paper wrappers for their burgers

Covering is a general term that can refer to any material that is used to cover or protect objects. It can be used in various contexts, such as blankets covering a bed, plastic covering furniture, or even makeup covering a face.

• The furniture was protected with plastic covering to prevent it from getting dusty
• She applied a thick covering of foundation to her face

Packaging refers to materials used to encase or protect products, especially for sale and transportation purposes. It includes boxes, containers, and other materials designed to preserve goods' quality and convenience in handling.

• The fragile items were sent in secure packaging to prevent damage
• He admired the elegant packaging of the high-end perfume

An envelope is a flat paper container used to hold documents, letters, or small objects like cards. It is often used in postal services or for giving formal invitations.

• She placed the letter inside the envelope and sealed it
• The wedding invitation came in a beautiful golden envelope

Used when referring to objects or components that 'wrap' additional functionality around an existing object or process. Common in programming to add features or simplify interactions.

• The library uses wrappers to extend the functionality of basic data types.
• We created a wrapper for the API to handle authentication and error logging.

Used in technology to describe a shared boundary across which two or more separate components of a computer system exchange information. Also describes abstract contract in programming, defining methods without implementing them.

• The interface between the application and the database was well-defined.
• In Java, an interface can define methods but not their implementations.

Applies when talking about converting one interface or format to another, usually in a programming context. Adapters are useful when integrating systems with different protocols or data formats.

• The adapter pattern is used to make incompatible interfaces work together.
• We implemented an adapter to allow the new software to communicate with the legacy system.

Refers to the concept of bundling data and methods that operate on the data within a single unit or class. Used to hide the internal state and require all interaction to be performed through an object's methods in object-oriented programming.

• Encapsulation is a fundamental principle in object-oriented programming.
• By using encapsulation, we can protect the internal state of the object from external interference.

This term is often used to refer to materials that enclose or cover something, such as food items like candies or chocolates. It can also be used to talk about packaging for small items.

• He threw the candy wrappers in the trash.
• The chocolate came in colorful wrappers.

This is specifically used to describe paper or materials used to wrap presents. It's commonly used during holidays, birthdays, or special occasions.

• I need to buy some gift wrap for the birthday present.
• The store offers complimentary gift wrap services during Christmas.

This term is also used for paper used to wrap gifts, similar to 'gift wrap', emphasizing the material itself. It's commonly found in different patterns and colors, often themed.

• She chose a red wrapping paper with gold stars for the Christmas gifts.
• The children helped with the wrapping paper for the presents.

This term is used when referring to materials that add an aesthetic element to objects or surfaces, often for a specific purpose such as an event or a presentation.

• The walls had a decorative covering that made the room look festive.
• She chose a beautiful decorative covering for the table.