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  • Ada
    Ada
    noun
    a programming language particularly suited to real-time applications: developed for use by the U.S. Department of Defense.
  • ADA
    ADA
    abbreviation
  • A.D.A.
    A.D.A.
    abbreviation
    American Dental Association.

Ada

1 American  
[ay-duh] / ˈeɪ də /

noun

Computers.
  1. a programming language particularly suited to real-time applications: developed for use by the U.S. Department of Defense.


Ada 2 American  
[ay-duh] / ˈeɪ də /

noun

  1. a city in central Oklahoma.

  2. Douay Bible. Adah.

  3. a first name: from a Germanic word meaning “noble.”


ADA 3 American  

abbreviation

  1. adenosine deaminase.

  2. American Dental Association. null A.D.A.

  3. American Diabetes Association. null A.D.A.

  4. Americans for Democratic Action. null A.D.A.

  5. Americans with Disabilities Act: a federal law prohibiting discrimination against people with physical or mental impairments and guaranteeing access to employment opportunities and access to state and local government programs and services, signed by President George H. W. Bush in 1990.


A.D.A. 4 American  
Or ADA

abbreviation

  1. American Dental Association.

  2. American Diabetes Association.

  3. Americans for Democratic Action.


Ada British  
/ ˈeɪdə /

noun

  1. a high-level computer programming language designed for dealing with real-time processing problems: used for military and other systems

"Collins English Dictionary — Complete & Unabridged" 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Etymology

Origin of Ada

Named after Augusta Ada (Byron), Countess of Lovelace (1815–37), English mathematician, who assisted Charles Babbage in developing a precursor of the modern computer


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.

See Examples For:

I met the owner, Ada Tourtsakis, at her yurt on the outer edge of Sedona’s civilization.

From Slate ● Sep. 22, 2026

When Mosquera's family saw him during a video call from the jail, he had lost hair and "gotten very thin", Ada said.

From Barron's ● Jul. 7, 2026

Poet Laureate Ada Limón says here, and the film gives at least some attention to Oliver’s detractors.

From The Wall Street Journal ● Jul. 2, 2026

Ada is facing a make-or-break debut and struggling with a homesickness that seems to outweigh her desire to model.

From Salon ● Jun. 29, 2026

I was trying my best to watch the previews while Ada kept asking me questions about Alma Ember.

From "Where Things Come Back" by John Corey Whaley

And that says nothing of the mechanical adjustments and efforts to make the carousel ADA accessible.

From Los Angeles Times ● Oct. 12, 2026

Results from that study were also presented at the ADA meeting and published in The Lancet Diabetes and Endocrinology.

From Science Daily ● Jun. 15, 2026

A full dataset will be released at ADA Scientific Sessions in early June, which will provide a more in-depth evaluation of the results.

From The Wall Street Journal ● Apr. 28, 2026

So I went to ADA and I got half a million dollars, which is actually a modest amount.

From Los Angeles Times ● Dec. 4, 2025

SIMPSON, ADA, 40 years old, visiting at 537 West Sixty-fifth street, Denver.

From Chicago's Awful Theater Horror by Various

“For these small businesses, the cost of litigating an A.D.A. case — plus a potential fee award — could push them into bankruptcy. So most of Laufer’s defendants are forced to settle.”

From New York Times ● Mar. 27, 2023

Then she revised that statement: “Well, it shouldn’t take two years. But what worked well was that they closed the street first and then they made those updates,” such as adding more A.D.A. parking spaces.

From Slate ● Nov. 11, 2022

Without Mr. Dole, several advocates said, it was possible the A.D.A. never would have passed.

From New York Times ● Dec. 9, 2021

Because of his injuries, Mr. Dole instinctively understood the issues faced by other disabled individuals, according to Tony Coelho, the former House Democratic whip from California who was the primary author of the A.D.A.

From New York Times ● Dec. 9, 2021

He told the jury, in so many words, to pay no attention to either the A.D.A. or to Mr. Tutt, and to listen only to him, because he was the whole thing.

From By Advice of Counsel by Arthur Cheney Train

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