AAC
Americanabbreviation
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American Athletic Conference.
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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.
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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
Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.
“Central Florida can score,” he explained of the 21-11 Knights, who’ve successfully made the transition from the AAC to the Big 12.
From Los Angeles Times • Mar. 20, 2026
The girl and her mother are suing a company called AAC Investments, which owns the land on which Accurate Energetic Systems operates.
From The Wall Street Journal • Nov. 17, 2025
While the overall film follows her journey using a tablet – an AAC device to be precise – to communicate, the bond she has with her owner/human mother Jen Taylor-O’Connor also takes center stage.
From Salon • Nov. 2, 2025
Although there is a separation of Church and state by law, the Armenian constitution recognises the AAC "as a national Church".
From BBC • Jun. 19, 2025
The Atlantic 10 and AAC each have one.
From Seattle Times • Mar. 4, 2024
Definitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023
Idioms from The American Heritage® Idioms Dictionary copyright © 2002, 2001, 1995 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company.
