Academic

Doctor of Business Administration, a research-based doctorate degree

Science and technology

Biology and medicine

Diamond–Blackfan anemia, a congenital medical condition
Dilute, Brown and non-Agouti, a strain of laboratory mice developed by C. C. Little

Computing and telecommunication

DarkBASIC (.dba format), a computer language and associated programming environment designed to simplify the creation of 3-D video games
Database administration, a technical function concerned with the effective use and control of a particular database and of its related applications
- Database administrator, a person responsible for the environmental aspects of a database
Dynamic bandwidth allocation, a telecommunications algorithm

Other uses in science and technology

Bolkhovitinov DB-A, a 1930s Soviet heavy bomber
dB(A), a sound level unit in which different frequencies are weighted differently to account for the perception of the human ear
Design basis accident, scenario in nuclear facilities
Dibenzylideneacetone, an organic compound used as a sunscreen
Double Bass Array, active absorption approach for low frequency sound reproduction
Double bend achromat lattice, a magnetic lattice more commonly known as Chasman–Green lattice

Other uses

De Bellis Antiquitatis, a tabletop wargame
Dalbandin Airport IATA code
Dallas Bar Association, a professional organization for lawyers in Dallas, Texas, U.S.
DBA (airline), a former low-cost German airline
Defense Base Act, type of insurance that covers employees at U.S. defense bases overseas
Doing business as, a legal term related to the name a business uses
The Barge Association, formerly "Dutch Barge Association" (DBA): a club for leisure users of European inland waterways.

This disambiguation page lists articles associated with the title DBA.
If an internal link led you here, you may wish to change the link to point directly to the intended article.