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 overwhelming grief of losing a child became even worse when a detective gave her a notebook from Audree’s locker. —Meena Duerson, CNN Money, 11 Apr. 2026

Let’s open the notebook to run through three NBA trends that have caught my eye this week. —Fred Katz, New York Times, 10 Apr. 2026

Cuir Invest, a fund created by the French leather trade association Alliance France Cuir, invested in Louise Carmen in 2019, according to the notebook company’s website. —Megan Sauer, CNBC, 9 Apr. 2026

How many styles of notebooks have there been throughout the show? —Marilyn La Jeunesse, Parents, 9 Apr. 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