MTA
MTA is an abbreviation for:
- 4-MTA , a psychoactive substance, see 4-methylthioamphetamine
- Magyar Tudományos Akadémia , the Hungarian Academy of Sciences
- Massachusetts Turnpike Authority , Massachusetts State Transportation Company
- Mater Ter Admirabilis ('Mother Thrice Admirable'), a Marian title
- Milestone trend analysis , a method of project management
- Metropolitan Transportation Authority , New York State Transportation Company
- Military technical academy , Prussian or German military academy
- Mineral trioxide aggregate , a filling material in endodontics
- Motion-Time-Analysis , one of the systems of predetermined times
- Muslim Television Ahmadiyya (mta), a non-commercial television station of the Ahmadiyya Muslim Community
Job title:
- Mathematical-technical assistant , an apprenticeship in Germany
- Medical-technical analyst , former job title in Austria, see Biomedical Analytics
- Medical-technical assistant , a collective term in Germany
IT:
- Mail Transfer Agent (also Mail Transport Agent ), a program for distributing e-mail
- Multi-Threaded Apartment for COM components, see Component Object Model #Apartments
- Multimedia Terminal Adapter , a cable modem with telephony, see Unitymedia #Technical requirements
