STD (disambiguation)

Look up STD in Wiktionary, the free dictionary.

An STD is a sexually transmitted disease.

STD may also refer to:

• STD of RSFSR, a Russian actors' trade union
• STD Motors, an early English car manufacturer

• São Tomé and Príncipe dobra, a currency (by ISO 4217 code)
• Short term disability, a disability insurance term

• 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)

• std, a common abbreviation for the standard library in many programming languages
  • std, the C++ Standard Library namespace
• std or STD means the standard deviation in many programming languages, etc. (more commonly σ, SD, std. dev., or std. deviation). Standard deviation is a measure of uncertainty or variation in data.
• STD Bus, a computer bus
• Internet Standards (such as STD 68)
• Subscriber trunk dialling for long-distance telephony

• Sentinelese language, a hypothesised language of North Sentinel Island, India
• Doctor of Sacred Theology (Sacrae Theologiae Doctor), Catholic academic degree
• Star Trek: Discovery, a US science-fiction TV series
• S.T.D (Shelters to Deltas), 2016 mixtape by Cupcakke

• Standard (disambiguation)