1. An oversize page that is folded in to a book or magazine
   - gatefold

Derived forms: foldouts

Type of: page

• os trapezium
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• os triquetrum
• os zygomaticum
• Osage
• osage orange
• Osage River
• Osaka
• Osaka Bay
• Osama bin Laden
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• Osborne
• Oscan
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• Oscar
• Oscar Fingal O'Flahertie Wills Wilde
• Oscar Hammerstein
• Oscar Hammerstein II
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• oscheocele
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• eye doctor
• eye dropper