ADA

plural ADAs · alternative assistant DA · alternative assistant D.A. · alternative assistant D. A. · alternative A.D.A. · alternative A. D. A.

1. abbreviationcountableinitialismuncountableInitialism of adenosine deaminase, the enzyme that specifically affects RNA. See ADAR.
2. abbreviationcountableinitialismuncountableInitialism of assistant district attorney.
3. abbreviationacronymcountableuncountableAcronym of anti-doping agency.
4. abbreviationcountableuncountablechemistryAbbreviation of azodicarbonamide.
5. abbreviationcountableinitialismuncountableartInitialism of autodestructive art.

alternative A.D.A. · alternative A. D. A.

1. USabbreviationinitialismInitialism of American Dental Association.
2. USabbreviationinitialismgovernmentInitialism of Americans for Democratic Action.
3. USabbreviationinitialismgovernmentInitialism of Americans with Disabilities Act.
4. USabbreviationinitialismInitialism of American Diabetes Association.
5. USabbreviationinitialismInitialism of Air Defense Artillery.
6. UKabbreviationinitialismInitialism of Association of Drainage Authorities.
7. USabbreviationinitialismInitialism of Antideficiency Act.

   1 more example

   This information supplements (and should be read with) general guidance issued by the Office of Management and Budget (OMB) and the Office of Personnel Management (OPM) for administering an agency shutdown of operations due to a lapse in appropriations, consistent with the Antideficiency Act (ADA) (31 U.S.C. 1341-1342) and the pay, leave, and other relevant statutory authorities that apply to lapse-affected employees. […] “Excepted employees” may perform activities legally permitted as an exception to the ADA’s prohibitions on performing work during a lapse in appropriations, but may not be paid for that work until after the lapse is over.

   2025, “Special Instructions for Agencies Affected by a Possible Lapse in Appropriations Starting on October 1, 2025”, in Office of Personnel Management, archived from the original on 30 Sep 2025, page 1

1. A female given name from the Germanic languages.

   Is thy face like thy mother's, my fair child! / Ada! Sole daughter of my house and heart?

   1818 George Gordon Byron, Childe Harold's Pilgrimage, Canto the third: I

2. computer languagesAn object-oriented programming language extended from Pascal and other languages.

   If anything, Ada is actually fairly easy to learn. The syntax is so explicit, that it is much more difficult to misunderstand what the code is doing than in C/C++.

   2019, Andrew T. Shvets, Beginning Ada Programming: From Novice to Professional, Apress, →ISBN, page 11

3. A number of places in the United States:
   1. An unincorporated community in Montgomery County, Alabama.
   2. A census-designated place in Ottawa County, Kansas.
   3. A township and unincorporated community therein, in Kent County, Michigan.
   4. A city, the county seat of Norman County, Minnesota.
   5. A township in Dickey County, North Dakota.
   6. A village in Hardin County, Ohio.
   7. A city, the county seat of Pontotoc County, Oklahoma.
   8. An unincorporated community in Lane County, Oregon.
   9. A township in Perkins County, South Dakota.
   10. An unincorporated community in Mercer County, West Virginia.
   11. An unincorporated community in the town of Herman, Sheboygan County, Wisconsin.
4. A locality in the Shire of Baw Baw, south eastern Victoria, Australia.