orthographybook

noun
UK /ɔːˈθɒɡrəfi bʊk/
US /ɔːrˈθɑːɡrəfi bʊk/

A book that teaches you how to spell words correctly.

The teacher gave each student an orthographybook to practice spelling at home.


OTHER MEANINGS

2. A reference book describing the writing system of a language.

The linguist consulted an orthographybook to study the script's letterforms.

3. A workbook with exercises for practicing correct spelling.

She finished every exercise in her orthographybook before the test.

4. A historical text recording how words were written in earlier times.

The archive's orthographybook shows how spelling changed over centuries.