Resources: IT World Glossary

AAMI

Association for the Advancement of Medical Instrumentation

ACHE

American College of Healthcare Executives

ACK

ACKnowledge – An ASCII control character indicating that the check sum received was OK

ACR

American College of Radiology

Adware

Unwanted applications that are loaded onto your PC for pop-up commercials

AES

Advanced Encryption Standard – Cipher method of encrypting data adopted by the U.S. replacing DES and 3DES

AGP

Accelerated Graphics Port – a standard video interface for PCs

ALE

Address Lifetime Expectancy Working Group of the Internet Engineering Task Force that explores new methods of IP addressing

ANSI

American National Standards Institute

ATA

Advanced Technology Attachment – stems from the old AT PC systems and is another name for IDE (Integrated Drive Electronics) a hard disk drive standard interface for PCs

ATM

Asynchronous Transfer Mode, a protocol based on transferring data in cells or packets of a fixed size. ATM supports data transfer rates of from 25 to 622 Mbs.