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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

But a report by the Ada Lovelace Institute, external found AI tools made frequent errors in care assessments, some of which found their way into finalised reports.

From BBC ● Aug. 20, 2026

Ada recognised her friend in a photograph posted on X by then US by then Department of Homeland Security spokeswoman Tricia McLaughlin.

From Barron's ● Jul. 7, 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

He does not look dead either as he asks Ada Taylor to dance and they begin to sway in the center of the room.

From "Where Things Come Back" by John Corey Whaley

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

The new bill shifts from a fixed number to subsidizing one ADA per 7,500 people in the parish.

From Slate ● May 5, 2026

The company is also seeking to attract new capital to other monetizable assets, including Link Net, Boost and ADA, with proceeds earmarked for debt reduction.

From The Wall Street Journal ● Mar. 25, 2026

She’s renovating the property to bring it up to seismic and ADA standards, harden it against wildfires and install a septic tank for a guest house.

From Los Angeles Times ● Aug. 30, 2025

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

From Chicago's Awful Theater Horror by Various

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

Mr. Buttigieg said there were about 900 stations across the country that were not A.D.A. compliant.

From New York Times ● Jul. 26, 2022

But after hearing from dozens of people with disabilities, Mr. Dole, then the Senate minority leader, decided to support the A.D.A.

From New York Times ● Dec. 9, 2021

“Dole was our linchpin to the Republicans,” said former Senator Tom Harkin, a Democrat from Iowa and one of the lawmakers who introduced 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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