STO

STO may refer to:

Businesses and organizations

Government

• Société de transport de l'Outaouais, a public transit operator in Gatineau, Quebec, Canada
• Sojourner Truth Organization, a defunct American leftist group
• Sovet Truda i Oborony (Совет труда и обороны): Council of Labor and Defense, a Soviet central planning agency of the 1920s
• United States Air Force Special Tactics Officer

Non-governmental organizations

• State Trading Organization, a publicly owned Maldivian company
• Statoil, a publicly traded Norwegian oil company

Science and technology

• Slater-type orbital, a function used to describe atomic orbitals in quantum chemistry
• STO-nG basis sets, the minimal basis sets in numeric quantic chemistry
• Strontium titanate (SrTiO₃)

Sports

• Space Tornado Ogawa, a professional wrestling throw
• SportsTime Ohio, a regional sports network in northeast Ohio, United States

Arts and entertainment

• Star Trek Online, a massively multiplayer online role-playing game
• STO, a posture emoticon used for representing a great admiration or great despair, see Emoticon#Orz
• Soldiers of the One, a group in the TV series Caprica
• Sto, pen name of illustrator Sergio Tofano

Other uses

• The airports of Stockholm, Sweden, by IATA code
• Safe Torque Off, an electronic signal used in industrial drives for safety function
• Security token offering, a type of public offering in which tokenized digital securities, are sold in cryptocurrency exchanges
• Service du travail obligatoire, a forced labour programme introduced by the Vichy French government during World War II
• Stoney language (ISO 639-3 code)

See also

• STOS (disambiguation)