What does OS21 mean?

OS21 means Observation System 21st Century

This acronym/slang usually belongs to Government & Military category.
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What is the abbreviation for Observation System 21st Century?

2 ways to abbreviate Observation System 21st Century
Observation System 21st Century can be abbreviated as OS21
Other shorthands for Observation System 21st Century are: OS-21
What does OS21 mean? It stands for Observation System 21st Century
OS21 - Observation System 21st Century in Government & Military by AcronymsAndSlang.com
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Most popular questions people look for before coming to this page

Q:
A: 		What does OS21 stand for?
OS21 stands for "Observation System 21st Century".
Q:
A: 		How to abbreviate "Observation System 21st Century"?
"Observation System 21st Century" can be abbreviated as OS21.
Q:
A: 		What is the meaning of OS21 abbreviation?
The meaning of OS21 abbreviation is "Observation System 21st Century".
Q:
A: 		What is OS21 abbreviation?
One of the definitions of OS21 is "Observation System 21st Century".
Q:
A: 		What does OS21 mean?
OS21 as abbreviation means "Observation System 21st Century".
Q:
A: 		What is shorthand of Observation System 21st Century?
The most common shorthand of "Observation System 21st Century" is OS21.

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