Asa
1 Americannoun
abbreviation
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Acoustical Society of America.
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American Standards Association: former name of the American National Standards Institute.
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the numerical exposure index of a photographic film under the system adopted by the American Standards Association, used to indicate the light sensitivity of the film's emulsion.
abbreviation
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(in Britain) Amateur Swimming Association
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(in Britain) Advertising Standards Authority
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(in the US) American Standards Association
Etymology
Origin of Asa
From Hebrew ʾasāʾ, of uncertain meaning
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.
The ASA says AI isn't banned in advertising, but it's all about the message.
From BBC • May 7, 2026
The ASA does not comment on specific cases, but is taking steps against the advertisers flagged by the BBC which made claims that were "unlikely" to be substantiated.
From BBC • May 7, 2026
This complaint was not upheld by the ASA.
From BBC • Feb. 18, 2026
However, dermatologists and cancer specialists have criticised the way the industry has interpreted that research, and the ASA ruled last year it should not be used to give the impression that sunbeds have health benefits.
From BBC • Feb. 11, 2026
Rumors spread that the Army Security Agency had cracked a Soviet communication code, yet for some reason his boss kept the ASA documents locked away.
From "Spies: The Secret Showdown Between America and Russia" by Marc Favreau
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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.