Quarto and Textbook

Quarto noun - The size of a book whose pages are made by folding a sheet of paper twice to form four leaves.

Textbook and quarto are semantically related. in published document topic. In some cases you can use "Textbook" instead a noun "Quarto".

Textbook noun - A book used for instruction in a subject.

Quarto and textbook are semantically related. You can use "Quarto" instead a noun "Textbook".