Glossary

eBook Glossary — Publishing Terms Explained

Plain-language definitions for the technical terms and common formatting problems you'll run into publishing on Kindle, ePub, and print.

New terms are added regularly. Check back often, or tell us a term you’d like explained.

Print Terms

Bleed
Front Matter & Back Matter
Gutter
Preflight
Safe Zone
Trim Size
Wraparound Cover

Kindle Terms

Enhanced Typesetting
Guided View
KDP Select
Kindle Previewer
KPF
Quality Notification
Region Magnification

ePub Terms

Aggregator
Embedded Fonts
EPUBCheck
MathML
NCX
OPF
W3C EPUB Standard

Fixed Layout Terms

Fixed Layout
Spread

Scanning & Accessibility

OCR
WCAG

Troubleshooting & Common Problems

Fake Bold/Italic
Image Aspect Ratio Distortion
Keywords (KDP Metadata)
Widow/Orphan

General Terms

Dropcap
InDesign
ISBN
Manuscript Formatting vs. Book Formatting
Metadata
Reflowable

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