The UIS Glossary includes statistical terms related to education, science, technology and innovation, culture, and communication & information . Some of the entries contain translations in one or more of the following languages: Arabic, English, French and Spanish. Other entries provide more detailed information, such as definitions, calculation formulas for indicators and sources. Indicators are marked with an asterisk (*).

This is a dynamic tool, which is regularly updated by the UIS. The Institute welcomes feedback from users. Questions and comments should be sent to uis.information@unesco.org.
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Video disc

Definition
All formats of video disc (DVD, VDC) including high-definition disc formats (HD DVD, Blue Ray disc).

Disque Vidéo

Définition
Tout format de disques vidéo (DVD, VDC) notamment les formats en haute définition (HD DVD, Blu-ray)

Disco de video

Definición
Todos los formatos de discos de video (DVD, VDC) incluyendo los formatos de alta definición (HD DVD, Blu Ray).