ADOS explained

ADOS may refer to:

American Descendants of Slavery, a descriptive term and political movement
Autism Diagnostic Observation Schedule, a diagnostic test
The novel A Dream of Spring in the book series A Song of Ice and Fire

Computer operating systems

Access DOS, assistive software shipped with Microsoft's MS-DOS 6.2x
ADOS (Russian operating system) (or АДОС), ca. 1989
Advanced DOS, a project name for IBM and Microsoft's OS/2 1.0
Arabic MS-DOS, from Microsoft
Atari DOS, an 8-bit disk operating system used in Atari computers

See also