Jump to:

• 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

  adenosine deaminase.
• A.D.A.
  A.D.A.

  abbreviation

  American Dental Association.

Ada

¹ American  

[ey-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  

[ey-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

---

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

"This study offers a seminal contribution to our understanding of aqueous solution thermodynamics," said co-author and Mechanical Engineering Department Head Dr. Guillermo Aguilar, who serves as the James and Ada Forsyth Professor.

From Science Daily • Apr. 27, 2026

In 2016, Hillary Clinton’s presidential campaign, taking inspiration and personnel from Barack Obama’s two election wins, was a data-heavy enterprise that relied on analytics — and, famously, an algorithm named Ada.

From Salon • Apr. 13, 2026

Straightforward storytelling was never the strong suit of the show, which relied very much on Mr. Murphy’s charisma and that of his co-stars, notably Sophie Rundle, who plays sister Ada Shelby.

From The Wall Street Journal • Mar. 19, 2026

Another award winner, Stephen Graham of Adolescence fame, returns to the cast, as well as Sophie Rundle who plays Tommy's sister Ada.

From BBC • Mar. 2, 2026

Waking up in Ada Taylor’s house was nothing like doing the same thing in Alma Ember’s.

From "Where Things Come Back" by John Corey Whaley