SOA

Initialism of state of the art.

Initialism of semiconductor optical amplifier (“a device that amplifies an optical signal directly”)

Initialism of safe operating area (“the current conditions over which a device can be expected to operate without self-damage”)

Initialism of stimulus onset asynchrony (“the time interval between the onset of a first stimulus and the onset of a second stimulus”)

Initialism of search-oriented architecture.

Initialism of service-oriented architecture.

Initialism of start of authority, a record that identifies the authoritative name server for a specific DNS database segment.

Initialism of statement of account.

Initialism of super output area.

Initialism of sudden-onset aggression

Initialism of Sarbanes-Oxley Act, officially titled the Public Company Accounting Reform and Investor Protection Act of 2002.

Initialism of School of the Americas, a US Army training facility subsequently officially known as the Western Hemisphere Institute for Security Cooperation.

Initialism of Society of Actuaries, one of the two main professional societies of actuaries in the United States.

Initialism of Society of Ancients, an international society based in the UK.