Advanced Technology Adapter. Another name for Integrated Disk Electronics (IDE).

See Advanced Technology Adapter (ATA).

Computer interfaces. Originally developed as IDE interface, this interface became known under various names. e.g. AT-Bus interface, PC-AT interface, Task File interface.

Advanced Technology Accessory. An ATA drive is contained within a PCMCIA Card and functions as a hard disk drive, storing data, running programs, etc.

Airport Traffic Area

Air Transport Association. A trade association formed by the major US airlines.

Abbreviation for Air Transport Association of America.

Australian Teleservices Association Website

Analogue Telephone Adaptor This refers to the VoIP Box, IAD or telephone adaptor that changes the analogue voice signal to digitised packets suitable to transmission over a packet switched network. andwidth Used to describe usage on a Transmission channel The difference between the highest and lowest frequencies of a transmission channel (the width of its allocated band of frequencies). The term is often used erroneously to mean data rate or capacity - the amount of data that is, or can be, sent through a given communications circuit per second.

Analog Telephone adapter A device that coverts analog voice signals to digital signals which can then be transmitted over the Internet.

Analog Telephone Adapter. A device that connects between an analog telephone and an Internet connection port, and allows you to use a standard phone to make and receive VoIP calls over the Internet.

Abbreviated term for Analog Telephone Adapter. Typical home and single-line office phones, whether corded or cordless, use analog signaling to communicate with your local telephone company’s switch. An ATA takes those analog signals and converts them into data that can be transmitted over the Internet.

Atmosphere unit - steam pressure measurement unit

at mosphere bsolute; 1 ata is the atmospheric pressure at sea level; is measured with a barometer.

ACRONYM - Atmospheres absolute. It is the weight of the column of air existing above the earths surface at 45° Lat and sea level. Is equivalent to 14.696 psiA or 1.0333 kg/sq cm. Equals atmospheres gauge plus 1. ( 030)

atmosphere absolute; 1 ata is the atmospheric pressure at sea level; is measured with a barometer.

Anti-Thyroidal Antibodies

Anti-Terrorist Assistance, a program operated by the State Department to train foreign law enforcement agencies in counterterrorism techniques. The U.S. Marshals Service SOG provides the tactical training at its Tactical Center in Louisiana.

Anti-thyroid Antibody