Scientific & Educational Abbreviations and Acronyms

1. O
   Degrees
2. O
   Diameter
3. O
   Observed
4. O
   Ohio
5. O
   Open
6. O
   Organism
7. O
   Orotate
8. O
   Over
9. O
   Oxygen
10. O
    Pint
11. O
    Office
12. O
    Order
13. O
    Ohm
14. O
    Other
15. O
    Odin
16. O
    Occult
17. O
    Oblivion
18. O
    Ovangkol
19. PRS
    Polish Register of Shipping
20. PRS
    Power Reactant Subsystem

Last updated: May 24, 2020 — Total entries: 44,184