Ma'anar ƙamus na DVD shine "nau'in ƙaramin diski mai iya adana bayanai masu yawa, musamman maɗaukakiyar kayan gani na gani." Kalmar DVD tana nufin "Digital Versatile Disc" ko "Digital Video Disc." An gabatar da shi a ƙarshen 1990s azaman maye gurbin kaset na VHS kuma cikin sauri ya zama ma'auni don nishaɗin bidiyo na gida. DVDs na iya ɗaukar bayanai har zuwa gigabytes 4.7 kuma ana iya kunna su akan na'urorin DVD, kwamfutoci, da sauran na'urori masu jituwa.