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 hotel's 28th floor houses the first JW Mindful Floor, featuring nine Mindful rooms, stocked with wellness amenities such as bath ritual sets and journaling notebooks. —Lois Alter Mark, Travel + Leisure, 8 Mar. 2026

Authorities have said Mangione’s backpack contained a handgun, a silencer, a magazine with bullets wrapped in underwear, fake identification cards, a red notebook and other writings detailing his grievances against the private health care system in the United States. —Adam Reiss, NBC news, 8 Mar. 2026

Let’s open the notebook to run through three NBA trends that have caught my eye this past week. —Fred Katz, New York Times, 6 Mar. 2026

Laptop manufacturers have experimented with different kinds of secondary displays for years, from dual-screen notebooks to above-keyboard 4K sketch pads and even E Ink trackpads. —New Atlas, 6 Mar. 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