Internet (noun)

1. A global computer network providing a variety of information and communication facilities, consisting of interconnected networks using standardized communication protocols.
2. The vast global system of interconnected computer networks that link together millions of businesses, government agencies, educational institutions, and individuals.

Origin:

Shortening of the phrase "interconnected networks".

Examples:

1. He uses the internet to research for his studies.
2. The internet has become a vital tool for communication and information sharing.
3. The internet has changed the way we live and work.
4. She uses the internet to shop for clothes.
5. The internet has become a powerful platform for social change.