SSD, or solid-state drive, is a type of data storage device that uses semiconductor memory rather than magnetic media.

SSD or ssd may also refer to:

Science and technology Saturated-surface-dry, aggregate or porous solid condition Singular spectrum decomposition, a method of decomposing nonlinear and non-stationary time series as a form of singular spectrum analysis

Biology and medicine Schizophrenia spectrum disorders Signal-sensing domain, in molecular biology Sterol-sensing domain, a protein domain Speech sound disorder Sexual size dimorphism Single-sided deafness Somatic symptom disorder A brand name for silver sulfadiazine antibacterial

Computing Server-side decoration of windows, an alternative to client-side decoration Single-shot multibox detection, computer vision object detection System sequence diagram in software engineering

Mathematics Schwartz sequential dropping, an electoral system

Other uses Sardar Sarovar Dam, Gujarat, India Scalextric Sport Digital, toy cars Singapore School for the Deaf Siroi language, an ISO 639-3 code Sisters School District, Oregon, United States Social Security Disability Insurance (SSD or SSDI), United States South Sudan (ISO 3166-1 alpha-3 code: SSD) Special School District of St. Louis County, Missouri, United States SSD (band), Boston, United States, 1981–1985 Stansted Airport railway station, England (National Rail code: SSD) State Security Department, North Korean secret police United States–Russia Strategic Stability Dialogue, meetings to reduce the risk of United States–Russia nuclear war

See also