Ada

1 of 2

noun

ˈā-də How to pronounce Ada (audio)
: a structured computer programming language

ADA

2 of 2

abbreviation

1
American Dental Association
2
American Diabetes Association
3
American Dietetic Association
4
Americans for Democratic Action
5
average daily attendance
6
Americans with Disabilities Act
7
assistant district attorney

Word History

Etymology

Noun

from Ada, a trademark, from Augusta Ada Byron, Lady Lovelace †1852 English mathematician

First Known Use

Noun

1979, in the meaning defined above

Time Traveler
The first known use of Ada was in 1979

Rhymes for Ada

See All Rhymes for Ada

Browse Nearby Words

ADA
Ada
ad absurdum
See all Nearby Words

Cite this Entry

“Ada.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/Ada. Accessed 31 Oct. 2025.

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Medical Definition

ADA

abbreviation
1
adenosine deaminase
2
American Dental Association
3
American Diabetes Association
4
American Dietetic Association
5
Americans with Disabilities Act

Legal Definition

Geographical Definition

Ada

geographical name

ˈā-də How to pronounce Ada (audio)
city in south central Oklahoma population 16,810

More from Merriam-Webster on Ada

Britannica.com: Encyclopedia article about Ada

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