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 Rite in the Rain field notebook is a waterproof field notebook that has a spot for a drawing of the birds as well as spaces to note the date, time, weather and more. —Christopher Murray, Fox News, 5 Feb. 2025

There is a book of my notebook that's sort of my drawings and my notes, also a lot of imperfection there. —Bon Appétit, 3 Feb. 2025

At one point, Irv shows Felicia his sketches of Burt in his notebook. —Erin Qualey, Vulture, 31 Jan. 2025

Missoni Planner 2023 by Moleskine, $56.00 - Why this one: The quintessential notebook company joins with the quintessential knit company. —Cora Harrington, Miami Herald, 30 Jan. 2025

Word History

First Known Use

1568, in the meaning defined at sense 1

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