Advertisement
Full form of OS3 is Officer's Steward 3rd Class (non Petty Officer)
Category:
Others
Language:
English
Advertisement
Frequently Asked Questions
What is the full form of OS3?
OS3 stands for Officer's Steward 3rd Class (non Petty Officer). Fullformexpand.com has 1 other full form of OS3 abbreviation.
Advertisement
Citations
You can use the appropriate citation option from below to add a reference to this page.
"OS3." Fullformexpand.com, https://www.fullformexpand.com/os3/officers-steward-3rd-class-non-petty-officer. Accessed 21 Aug. 2026.
Fullformexpand.com, 2026. "OS3." Accessed August 21, 2026. https://www.fullformexpand.com/os3/officers-steward-3rd-class-non-petty-officer.
"OS3." (n.d.). Fullformexpand.com. Retrieved August 21, 2026, from https://www.fullformexpand.com/os3/officers-steward-3rd-class-non-petty-officer.
OS3. (2026). Fullformexpand.com. Available at: https://www.fullformexpand.com/os3/officers-steward-3rd-class-non-petty-officer (Accessed: 21 August 2026).
| Abbreviation | Full Form | Category |
|---|---|---|
| OS3 | Operations Specialist Petty Officer 3rd Class |
Others
|
Other similar or related abbreviations
Advertisement
Try Our Chrome Extension
Website Status Checker
Instantly check if any website is up or down
- Real-time website monitoring
- One-click status check
- 100% free to use
Advertisement
OS3 Full Form
Abbreviation of the Day
21 Aug 2026LDK
Living Dining and Kitchen
The term LDK refers to a common layout in modern residential architecture where the living room, dining room, and kitchen are combined into an open-plan space. This design concept is…
Read more →Advertisement