AAC

noun

ˌā-ˌā-ˈsē How to pronounce AAC (audio)
: a high-quality standardized computer file format for lossy compression and storage of digital audio data

Word History

Etymology

Advanced Audio Coding

First Known Use

1997, in the meaning defined above

Time Traveler
The first known use of AAC was in 1997

Dictionary Entries Near AAC

AA battery

AAC

AA cell

See More Nearby Entries 

Cite this Entry

“AAC.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/AAC. Accessed 15 Nov. 2024.

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