HD

• H.D.
• HD (gene)
• HD Photo
• HD Radio
• HD Voice
• HD postcode area
• HDStarcraft
• Hansen's disease
• Hard disk
• Harley-Davidson
• Hawaiian Dick
• Heavy Duty (disambiguation)
• Heidelberg
• Helsingborgs Dagblad
• Hemodialysis
• Henry Draper Catalogue
• High density
• High-definition television
• High-definition video
• High-density polyethylene
• Higher diploma
• Hip dysplasia
• Hirschsprung's disease
• Hit Dice
• Hodgkin's disease
• Hokkaido International Airlines
• Holocaust denial
• Hormone disruptor
• Hunedoara County
• Huntington's disease
• Hurter and Driffield
• Hybrid drive
• Hydrogen deuteride
• Hyperactivity disorder
• Hyperdeformation
• Häagen-Dazs
• Intel High Definition Audio
• National History Day
• The Home Depot
• sulfur mustard