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

Keep one notebook for every conversation with doctors, questions for medical staff, caseworkers, medication changes, medical appointments, onset of new symptoms, etc. —Kat McGowan, NPR, 18 Oct. 2025

But the field now is worlds away from those midnight pencil scribbles in a spiral notebook that kept his son alive until better technology came along. —Carrie Arnold, Scientific American, 14 Oct. 2025

The novel’s been published, and the notebook is being prepared. —Peter Debruge, Variety, 14 Oct. 2025

Over 100 years later, her notebooks are still radioactive. —Kelling Donald, The Conversation, 13 Oct. 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