HSD

HSD may refer to:

School districts[edit]

Hackett School District, in Arkansas, United States
Harrison School District (disambiguation)
Hazelwood School District, in Missouri, United States
Hillsboro School District in Oregon, United States

Other uses[edit]

Hamstead railway station, England
Hardanger Sunnhordlandske Dampskipsselskap, a former Norwegian transport company
Heliophysics Science Division, a branch of the United States National Atmospheric and Space Administration
High School Diploma
High Speed Diesel, a diesel engine that has rated speed more than 900 RPM
Historical Society of Delaware
Hollywood Stunt Driver, a live show at Warner Bros. Movie World
Homeland Security Department
Hybrid Synergy Drive, a set of hybrid car technologies
Hydroxysteroid dehydrogenase
Hypoactive sexual desire, a disorder characterized as a lack or absence of sexual fantasies and desire for sexual activity
Hypermobility spectrum disorder
Tukey's honest significant difference test

This disambiguation page lists articles associated with the title HSD.
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