CSD

CSD may refer to:

Finance

 * Central securities depository
 * Confederate States Dollar
 * Serbian dinar, by previous ISO 4217 code

Education

 * California School for the Deaf (disambiguation), several institutions
 * Canyons School District, in Utah, US
 * Cheltenham School District, in Pennsylvania, US
 * Christina School District, in Delaware, US
 * Cleveland School District, in Mississippi, US
 * Cordova School District, in Alaska, US

Other organizations

 * Canteen Stores Department (India), a chain of stores operated by the Indian Ministry of Defence at military bases
 * CSD Pakistan (Canteen Stores Department), a chain of stores operated by the Pakistani Ministry of Defence
 * Central securities depository, a body which holds securities such as stocks and bonds for brokers and investors
 * Chartered Society of Designers, a British learned society for various kinds of design work
 * Commission on Sustainable Development (1992–2013), a former UN agency
 * Communication Service for the Deaf, an American non-profit company providing ASL services
 * Congress of Democratic Trade Unions (Quebec) (French: Centrale des syndicats démocratiques), a labor organization
 * Consejo Superior de Deportes (Higher Sports Council), Spain's national sports agency
 * Correctional Services Department Hong Kong Correctional Services, prison agency of Hong Kong
 * Czechoslovak State Railways (Czech: Československé státní dráhy) (1918–1939, 1945–1992), former state railroad company

Biology and medicine

 * Cat scratch disease, caused by the intracellular bacterium Bartonella henselae
 * Chronic subjective dizziness
 * Citrus stubborn disease, a plant disease
 * Cortical spreading depression
 * Communication Sciences and Disorders, a discipline encompassing speech-language pathology, audiology, auditory science, and speech science

Computing and telecommunication

 * Canonical signed digit, a system for encoding a floating-point value in two's complement representation
 * Circuit Switched Data, for mobile phones
 * Client-Side Decoration, GUI design concept that allows a program's interface to adapt to a user's system
 * Corrective Service Diskette, an update for a software program

Other sciences and technologies

 * Cambridge Structural Database
 * Constant speed drive
 * Cumulative spectral decay plot, also known as a "waterfall plot"
 * Cutter suction dredger, a type of dredger

Other uses

 * Cali Swag District, a music group
 * Carbonated soft drinks sector of the beverage industry
 * Christopher Street Day, an annual European LGBT celebration and demonstration
 * Cook, Serve, Delicious! and sequels, a series of cooking simulation video games