1) Aka for a business 2) AKA in the WSJ 3) Alias, to a corp 4) Brief retail alias 5) Business kind of aka 6) Letters before a company name 7) Letters before a trade name 
A very rare disorder in which the bone marrow doesn
Database Administrator / Decibels Adjusted, details ...
short for "doing business as". Implies the usage of a name different from real/official name of the person, for business purposes. Though doing business under such a anonymous identity requires filling of certificate(s) with some law administrator declaring the person behind the name.
Doing Business As
Defence Bills Agency. Primarily responsible for paying bills submitted to the Ministry of Defence by defence contractors.
Adjusted Decibel
Adjusted (human ear response) Decibels
See: doing business as
Database Administrator
Decibels A-weighted
decibels on A-weighted scale
DataBase Administrator - is software which administers databases. It can carry out the maintenance of a database, including the applications and content structure.