High-definition
For other uses of the abbreviation HD, see HD.
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High-definition, sometimes abbreviated as Hi-def or HD, commonly refers to an increase in display or visual resolution over a previously used standard.
Visual technologies
- HD DVD, discontinued optical disc format
- HD Photo, former name for the JPEG XR image file format
- HDV, format for recording high-definition video onto magnetic tape
- HiDef, 24 frames-per-second digital video format
- High-Definition Multimedia Interface (HDMI), all-digital audio/video interface capable of transmitting uncompressed streams
- High-definition television (HDTV), television signals and apparatus with higher resolution than their contemporary counterparts
- High-definition video, used in HDTV broadcasting, digital film, computer HD video file formats, and video games
Audio technologies
- Dolby TrueHD, lossless audio compression codec
- DTS-HD Master Audio, lossless audio compression codec
- High Definition Compatible Digital, discontinued digital audio optical disc format
- High-definition audio, general marketing term for high fidelity audio products and services
- Intel High Definition Audio, 2004 Intel specification for hardware and associated drivers for Personal computer audio
Music
- "Hi-Definition", 2008 single from Lupe Fiasco's The Cool
- High Definition (Joe Morris album), 2008
- High Definition (Shootyz Groove album), 1999
- High Definition (Vitalij Kurprij album), 1997
Other
- High Definition (radio program), 2006 Canadian radio program
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