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

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

Following Currie's death in 1829, it was bought by William King-Noel, the 1st Earl of Lovelace, who married the then Ada Byron six years later.

From BBC • Mar. 17, 2026

Among them are people like Ada Hernandez, who owned a 1950s home on Mountain View Street with her husband, Miguel, where they lived with their 5-year-old son, Mason, 2-year-old Sadie and 14-year-old dog Bentley.

From Los Angeles Times • Jan. 7, 2026

Lawrence while Aunt Ada Doom injects a Gothic touch with her half-mad stare and ravings about “something nasty in the woodshed.”

From The Wall Street Journal • Dec. 12, 2025

Ada shrank back, and her gaze flicked to the gate.

From "City of the Plague God" by Sarwat Chadda