HD 168539 225601461 2008-07-14T14:31:14Z 79.127.8.92 no article, no notability '''HD''' may refer to: ==Academia== * [[BCom|Handelshøjskolernes erhvervsøkonomiske Diplomuddannelse]], a Danish evening course for a Graduate Diploma in Business and Administration * [[Higher Diploma]], an academic award ==Business== * [[Harley-Davidson]], an iconic American motorcycle manufacturer * [[Headphone Dust]], a record label run by music artist [[Steven Wilson]] * [[Hokkaido International Airlines]], a Japanese low-cost airline with IATA designator ''HD'' * [[Home Depot]], a chain of home improvement warehouse retailers ==Medicine== * [[Attention-deficit hyperactivity disorder]], known as Hyperactivity Disorder (HD), as in AD/HD *[[Hip Dysplasia]] * [[Hodgkin's disease]] * [[Hormone disruptor]] * [[Huntington's disease]] * The HD gene, a historical name for the [[huntingtin]] gene, which can cause [[Huntington's disease]] when it has certain properties. ==People== * [[Hilary Duff]], an American singer and actress * [[H.D.|Hilda Doolittle]], also known as H.D., an American poet ==Science and technology== * [[Hard drive]], a computer device which stores digitally encoded data, also known as [[HDD]] * [[Henry Draper Catalogue]], a sequential numbering system for stars ordered by [[right ascension]] * [[High-definition]], in reference to [[high-definition video]], [[high-definition television]] (HDTV), or [[Intel High Definition Audio]] * [[High density]], in reference to a [[floppy disk]], other magnetic media or the optical formats [[HD DVD]] and [[Blu-ray]] * [[Hybrid drive]], a type of notebook computer hard drive that utilizes a large buffer * [[Hydrogen deuteride]], a [[diatomic]] compound of [[hydrogen]] and [[deuterium]] * [[HD Radio]], an abbreviation from the term Hybrid Digital/analog radio * [[HD Photo]], an image format * the chemical warfare agent [[sulfur mustard]], which in its distilled form is referred to as HD ==Other== * [[Harmonisation Document]], a normative document in the [[European Union]] * [[Hit Dice]], a statistic related to [[hit points]], indicating [[role-playing game]] characters' health or durability * [[Holocaust denial]] {{disambig}} [[da:HD]] [[de:HD]] [[es:HD]] [[fr:HD]] [[ko:HD]] [[it:HD]] [[he:HD]] [[nl:HD]] [[ja:HD]] [[no:HD]] [[pl:HD]] [[pt:HD]] [[sk:HD]] [[fi:Hd]] [[sv:HD]] [[zh:HD]]