An STD is a sexually transmitted disease. STD may also refer to: Businesses and organisations STD of RSFSR, a Russian actors' trade union S.T.D. Motors, an early English car manufacturer Finance São Tomé and Príncipe dobra, a currency (by ISO 4217 code) Short term disability, a disability insurance term Places Mayor Buenaventura Vivas Airport, Santo Domingo, Venezuela (by IATA code) Strathclyde, former administrative area of Scotland (by genealogical Chapman code) Stroud railway station, Gloucestershire, England (by GBR station code) Technology std, the C++ Standard Library namespace STD Bus, a computer bus that was used primarily for industrial control systems Internet Standards (such as STD 68) Subscriber trunk dialling, a long-distance telephone calling feature Other uses Sentinelese language, a hypothesised language of North Sentinel Island, India Doctor of Sacred Theology (Sacrae Theologiae Doctor), the Roman Catholic Church's highest academic degree Star Trek: Discovery, an American science-fiction television series See also Standard (disambiguation)