SPD (disambiguation)

SPD is the Social Democratic Party of Germany, a political party.

SPD may also refer to:

Science and technology

 * Suspended Particle Device, glass or plastic with electrically variable light transmission
 * Shimano Pedaling Dynamics, clipless bicycle pedals
 * Spectral power distribution, of light
 * Surge protection device, for electrical voltages
 * Severe plastic deformation
 * Symmetric positive definite, in linear algebra
 * Short-path distillation
 * Spin Physics Detector, a component of the planned NICA particle accelerator near Moscow, Russia

Computing

 * Security Policy Database, rules in an IPsec implementation, for example in a High Assurance Internet Protocol Encryptor
 * Serial presence detect, a method to access memory module information
 * SharePoint Designer, an interface for designing in Microsoft SharePoint
 * Short Payment Descriptor, a compact textual data format (a MIME/file type) for an easy exchange of a payment information, using smart phones or NFC devices; a standard for QR code payments
 * SPD (Systems Product Division) bus, an I/O bus used in the IBM 9370 and IBM AS/400 systems.

Medicine

 * Schizoid personality disorder, a personality disorder
 * Sadistic personality disorder, a personality disorder
 * Split personality disorder, an alternative name for dissociative identity disorder, a mental disorder.
 * Semantic pragmatic disorder, a pervasive developmental disorder
 * Symphysis pubis dysfunction, pelvic joint pain during pregnancy or childbirth
 * Sensory processing disorder, a neurological disorder
 * Sterile processing department, where surgical instruments are sterilized
 * Salmon poisoning disease

Organisations

 * Freedom and Direct Democracy, a Czech political party
 * Social Democratic Party of Germany, a German political party
 * Serbian Movement Dveri (Srpski pokret Dveri), a political party in Serbia
 * Nintendo Software Planning & Development
 * Salym Petroleum Development, a petroleum company in Russia
 * Scuola Politecnica di Design, a Milan-based postgraduate design school
 * Small Press Distribution, distributor for literary publishers, Berkeley, California, US
 * Shanghai Pudong Development Bank, or SPD Bank, China

Police

 * Sacramento Police Department
 * Sanford Police Department
 * Sarasota Police Department
 * Seattle Police Department
 * Springfield Police Department (disambiguation)

Fiction

 * Space Patrol Delta, an organization in Power Rangers S.P.D.
 * Special Police Dekaranger, an organization in Tokusou Sentai Dekaranger

Other uses

 * Saidpur Airport (IATA code), Bangladesh
 * Supplementary planning document, in UK local development framework