AAC

abbreviation for

1. American Athletic Conference.
2. Advanced Audio Coding: a set of standards and a file format for the encoding and compression of digital audio data, or a file compressed in this format: designed to achieve higher sound quality than MP3. Compare MPEG ( def ).MP3 ( def ).
3. augmentative and alternative communication: the clinical practice or study of systems of communication for people with significant speech difficulties or other communication disorders, usually using symbols and often assistive devices.

Example Sentences

Jason sometimes uses an augmentative and alternative communication or AAC device, but it is not his preferred way of communicating — as he can now tell us via the letterboard.

From Salon

By the time these NBA and NHL playoffs are over, the AAC, as the locals call it, will have hosted about 25 postseason games, after each team played 41 games there in regular seasons that started almost eight months ago.

From Seattle Times

The Atlantic 10 and AAC each have one.

From Seattle Times

The Atlantic 10 joined the AAC with one.

From Seattle Times

Dr Smith said the explanations for the relationship between AAC and rapid weight loss remained unclear.

From Science Daily