notebook

noun

note·​book ˈnōt-ˌbu̇k 

1

: a book for notes or memoranda

2

: laptop entry 2

especially : a particularly small or light laptop

… have been selling smaller, lighter, cheaper and more powerful notebooks for two years.

—Peter H. Lewis

—often used before another noun

a notebook computer

Examples of notebook in a Sentence

Take out your notebook and write down some of your ideas.

She kept a notebook for her poetry.

Recent Examples on the Web

The state is no longer collecting sales tax on nonelectronic school supplies, which includes a long list of items like paper, notebooks, binder, pens, pencils and markers, rules and protractors, glue, highlighters, index cards and scissors. — Staff Report, Hartford Courant, 15 Aug. 2026

Does your child need fancy notebooks, a planner, or the latest organizational gadget? — Adrienne Farr, Parents, 15 Aug. 2026

Flaubert wrote that in his private notebook around 1840, which makes the future author of the masterpiece Madame Bovary about eighteen years old at the time. — Kevin Kruse, Forbes.com, 15 Aug. 2026

Among the pieces of evidence found by authorities in Mangione’s backpack was a notebook that detailed his apparent grievances against the industry. — Tim Stelloh, NBC news, 14 Aug. 2026

Word History

First Known Use

1568, in the meaning defined at sense 1

Rhymes for notebook

• kinderhook
• meadowbrook
• overlook
• overtook
• pocketbook
• storybook
• tillamook
• undertook
• betook
• casebook
• chapbook
• checkbook

Kids Definition

notebook

noun

note·​book ˈnōt-ˌbu̇k 

1

: a book for notes

2

: a portable computer that is similar to but usually smaller than a laptop