ACT
ACT stands for:
- ACT (record label) , a jazz record label
- ACT New Zealand , a political party in New Zealand
- ACT Engineering , former British car manufacturer
- ACT! , a customer relationship management application
- ACT , a Swedish progressive rock band
Technology, transportation, space flight:
- Additional Center Tank , an additional fuselage tank for an aircraft
- Active Cylinder Management Technology , active cylinder deactivation from VW to save fuel
- Advanced Concepts Team , a think tank of the European Space Agency ESA at the European Space Research and Technology Center
- Atacama Cosmology Telescope , a radio telescope in the Atacama Desert
- the airport in Waco , Texas (IATA airport code)
Military:
- Air Combat Tactics , an air combat technique
- Allied Command Transformation , strategic high command of NATO, responsible for transformation
Companies, organizations and associations:
- Action by Churches Together , an international association of churches for the purpose of providing aid in emergency and crisis areas
- Associated Container Transportation , a former container shipping company
- Association of Commercial Television in Europe , an association that represents the interests of private television broadcasters
- Azienda Consorziale Trasporti di Reggio Emilia , private railway and transport company in Northern Italy
- Aeltere Casseler Turngemeinde , a German gymnastics and sports club in Kassel
- Aqaba Container Terminal , a container port near Aqaba, Jordan on the Red Sea
Natural sciences, psychology, medicine:
- Access to COVID-19 Tools , access to Covid-19 tools, see Access to COVID-19 Tools (ACT) Accelerator
- Activated clotting time , a measure used to determine blood clotting
- Activated Complex Theory , a chemical theory of activation energies
- Adaptive Control of Thought , a theory that explains human thought
- Acceptance and commitment therapy , a form of psychotherapy
- Artemisinin based combination therapy , a malaria therapy with artemisinin derivatives
- Assertive Community Treatment , a form of psychosocial treatment for patients
- Autologous chondrocyte transplantation , a surgical technique ("cartilage replacement from the test tube")
Culture, education:
- American College Test , a US standard test for university admission , see ACT (Examen)
- Astronomical Cuneiform Texts , Babylonian-astronomical cuneiform texts, see Ephemeris texts (Babylonia)
- Act (band) , a German-British pop music project from the 1980s
- ACT Performance Festival , a performance art festival by students from Swiss art schools
Computer, IT:
- Application Compatibility Toolkit , a software from Microsoft
- Asynchronous Completion Token , a design pattern in software engineering
Geography:
- Arctic Circle Trail
- Australian Capital Territory , the area in which the Australian capital Canberra is located
Act stands for:
- Act (music) , music formation
- Courtney Act (actually Shane Gilberto Jenek ; * 1982), Australian drag queen and reality TV personality
act stands for:
- Achterhoeks (ISO-639-3 code), Lower Saxon dialect in the province of Gelderland
- actual , a usage of the interest calculation, see interest rate # act
.act stands for:
- a file format for MP3 players, see S1MP3
See also: