VSD may refer to:
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.vsd, a file extension for Microsoft Visio diagrams
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''VSD'' (French magazine) (''Vendredi Samedi Dimanche''; i.e. "Friday Saturday Sunday"), a French weekly news magazine
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Vaccine Safety Datalink
The Vaccine Safety Datalink Project (VSD) was established in 1990 by the United States Centers for Disease Control and Prevention (CDC) to study the adverse effects of vaccines.
Four large health maintenance organizations, including Kaiser Perman ...
, a Centers for Disease Control database containing vaccination and health records of over 7 million Americans
* Variable speed drive, or
adjustable-speed drive
Motor drive means a system that includes a motor. An adjustable speed motor drive means a system that includes a motor that has multiple operating speeds. A variable speed motor drive is a system that includes a motor and is continuously variabl ...
, is a specific type of a variable-frequency drive
* Visible-surface determination, also known as
hidden-surface determination
In 3D computer graphics, hidden-surface determination (also known as shown-surface determination, hidden-surface removal (HSR), occlusion culling (OC) or visible-surface determination (VSD)) is the process of identifying what surfaces and parts o ...
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Video Single Disc
Video Single Disc (VSD) is a disc-based format that carried the same analog video information as a LaserDisc, but on a 12-centimetre (4.75 inch) diameter CD-DA-sized disc. It was spearheaded by Sony and was released in Japan in 1990. It was a ne ...
, a video disc format based on laserdisc that only was popular in Japan and the rest of Asia
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Voluntary Service Detachment, an Australian civil organization during World War II
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State Security Department of Lithuania, a Lithuanian intelligence agency
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Victory Star Destroyer, a fictional class of ship in the Star Wars universe
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Ventilation shutdown, a means of killing livestock
Medicine
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Ventricular septal defect
A ventricular septal defect (VSD) is a defect in the ventricular septum, the wall dividing the left and right ventricles of the heart. The extent of the opening may vary from pin size to complete absence of the ventricular septum, creating one ...
, a defect in the ventricular septum of the heart
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Virtually safe dose, a concept in regulatory toxicology, applied to carcinogens with no threshold of effects
Places
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Vallivue School District, a school district in Idaho, United States
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Vancouver Public Schools
Vancouver Public Schools is a school district in Vancouver, Washington
Vancouver is a city on the north bank of the Columbia River in the U.S. state of Washington, located in Clark County. Incorporated in 1857, Vancouver has a population ...
, a school district in Vancouver, Washington, United States
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Vancouver School District, a school district in Vancouver, British Columbia, Canada
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Vicksburg-Warren School District
The Vicksburg-Warren School District (VWSD) is a public school district based in Vicksburg, Mississippi United States. The district's boundaries parallel that of Warren County.
In 1987 the Vicksburg city school district and the Warren County scho ...
, a school district based in Vicksburg, Mississippi, United States
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