Netbook (noun)

A small, lightweight, and portable computer, designed for use on the internet. Netbooks typically have a smaller screen and keyboard than a traditional laptop, and are less powerful, but are more portable and have longer battery life.

Origin:

The word "netbook" is a combination of the words "net" and "notebook", referring to a small, lightweight, and portable computer designed for use on the internet.

Examples:

1. She used her netbook to check her email and do some online shopping.
2. The netbook was perfect for travel, as it was small and lightweight.
3. I use my netbook for taking notes in class and doing research online.
4. Netbooks are becoming increasingly popular as a less expensive alternative to laptops.
5. The new netbook model is thinner and lighter than the previous one.