IPA: /ˈtɛkstbʊk/
KK: /ˈtɛkstbʊk/
Relating to or characteristic of a book used for study, often providing a standard example or model.
The teacher provided a textbook example to illustrate the concept clearly.
A book that is used in schools or colleges to teach a specific subject.
I bought a new textbook for my math class.
Textbook → It is formed from "text" (from Latin *textus*, meaning woven or composed) and "book" (from Old English *bōc*, meaning a written work). The word "textbook" refers to a book that is composed of written material for educational purposes.
Think of a 'woven' ('textus') collection of knowledge in a 'written work' ('bōc') — that's what a textbook is, a book filled with educational text.
No commonly confused words.