HDC

HDC is an acronym that can stand for:

• Hyundai Development Company, a Engineering & Construction Company in South Korea
• The Home Depot Center, a 27,000-seat soccer stadium in Carson, CA that serves as home to the Los Angeles Galaxy and Chivas USA
• The Human Defense Corps, a fictional branch of the United States Armed Forces appearing in stories published by DC Comics
• Henry Draper Catalogue, a star catalogue
• Holder in due course, a term used in law
• Herräng Dance Camp, an annual international dance camp in Sweden
• Half double crochet, a crochet stitch

Technology and computing

• /dev/hdc, Unix naming convention for the master device on the second ADA channel
• High-Definition Coding, an audio compression codec
• Handle of Device Context (hDC), Handle for Device Context in GDI (Windows Programming)
• Hard Disk controller, a component of the hard disk drive
• half.com, a fixed price site owned by eBay - the "DC" standing for "dot com"

Biology and Science

• Histidine decarboxylase, the enzyme that catalyzes the reaction which produces histamine from histidine