HSD

HSD may stand for:

• Hybrid Synergy Drive - a set of hybrid car technologies developed by Toyota
• Homeland Security Department
• Hamstead railway station, England; National Rail station code HSD.
• Hardanger Sunnhordlandske Dampskipsselskap, a Norwegian transport company.
• High Speed Data
• High speed digital - the data rate regime in which signal integrity, power integrity, and EMI/EMC issues must be considered for successful transmission
• High speed diesel fuel, for diesel engines
• Historical Society of Delaware
• Hollywood Stunt Driver, a live show at Warner Bros. Movie World.
• Hypertonic Saline-Dextran, an intravenous liquid administered in emergency resuscitation from hypovolemic shock.
• Hypoactive Sexual Desire, refers to a low level of sexual desire.
• Heliophysics Science Division, a branch of NASA, the American space agency, which explores the solar atmosphere and its interactions with earth.
• Hydroxysteroid dehydrogenase
• Tukey honestly significant difference test, a multiple comparisons method in statistics