What does OS stand for?

The list of OS abbreviation meanings.

Stands For|797Abbreviated As|0Related|0
157
Operating System(Computer network, Computers, Internet jargon)
38
operation systems
37
One-Step
36
Office suite
36
Oregon Scientific
35
Office Software
33
Output System
33
Open Sources
33
Office System
32
Other Systems
32
Open Systems
32
open, save
32
Other Services
29
Old School
29
On Switch
27
Online Store
26
Ohio State
25
Office Supplies
25
Official Statement
24
Open Space
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APASmart Define. (2018). os. Retrieved September 20, 2026, from http://smartdefine.org/os/abbreviations/f
ChicagoSmart Define. 2018. "os" http://smartdefine.org/os/abbreviations/f (accessed September 20, 2026).
HarvardSmart Define 2018, os, Smart Define, viewed 20 September, 2026, <http://smartdefine.org/os/abbreviations/f>.
MLASmart Define. "os" 9 February 2018. Web. 20 September 2026. <http://smartdefine.org/os/abbreviations/f>