CTA
CTA stands for:
- Call to Action , American Catholic lay organization
- Canadian Transportation Agency , the highest Canadian transportation authority
- Cellulose triacetate , thermoplastic, see cellulose acetate
- Central de Trabajadores de la Argentina , Argentine trade union
- Central Tibetan Administration , see Tibetan Government in Exile
- Centro Tecnico Aeroespacial , Brazilian aerospace organization
- Chemical-technical assistant , apprenticeship in Germany
- Cherenkov Telescope Array , astrophysical project of a telescope system
- Chicago Transit Authority , Chicago Transportation Company
- Surgical-technical assistant , medical assistant occupation
- Commodity Trading Advisor , see Futures Trading Advisor
- Common Travel Area , Open Borders Agreement between the United Kingdom, Ireland, the Isle of Man and the Channel Islands
- Compagnie de transport aérien , former Swiss airline
- Composite tissue allograft , a form of transplant in surgery
- Computed tomographic angiography, see CT angiography
- Constant Temperature Anemometer , hot wire probe with constant temperature, see Thermal Anemometry # Constant-Temperature Anemometry (CTA)
- Container terminal Altenwerder , container terminal in the port of Hamburg
- Contractual Trust Arrangement , double-sided trust solutions for company pension schemes
- Control Area, lower controlled airspace
- COVID-19 Therapeutics Accelerator , an initiative to accelerate the development of treatment options for the disease COVID-19
- Criminal Tribes Act , former British Indian legislation
- Technical Center for Agricultural and Rural Cooperation ACP-EU , international agreement between the EU and the ACP group within the framework of the Cotonou Agreement
- Catania Airport (IATA code) in Sicily
- Central African Republic (FIFA Code)
cta stands for:
- Tataltepec Chatino (ISO-639-3 code), variety of the Chatino language in Mexico