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

Throw it over your shoulder on your way to the local coffee shop; its large interior fits the current iPad, and there’s still plenty of room to spare for other items like your phone and work notebook, too. —Stephanie Osmanski, Better Homes & Gardens, 29 Mar. 2025

Af Klint kept a meticulous record of her spiritual journey, in what would grow to thousands of pages of handwritten notebooks. —Jay Cheshes, Smithsonian Magazine, 28 Mar. 2025

My 9/11 diary entry is written in a spiral notebook with a cartoon cat on the front and the next page says 'ugh Megan is mad at me. —Paul Du Quenoy, MSNBC Newsweek, 27 Mar. 2025

Jeff Sanders wrote about starting pitchers Kyle Hart and Michael King in a notebook (here) yesterday. —Kevin Acee, San Diego Union-Tribune, 27 Mar. 2025

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