Medical Abbreviations and Acronyms

1. ORN
   Orthopedic Nurse
2. ORN
   Olfactory Receptor Neuron
3. ORN
   Olfictory Receptor Neurons
4. ORN
   Oligoribonuclease
5. ORN
   Object-Related Negativity
6. ORN
   Ontario Renal Network
7. ORN
   Osteoradionecrosis
8. ORN
   Ornithine
9. ORNAC
   Operating Room Nurses Association of Canada
10. ORNDCASE
    Ornithine Decarboxylase
11. ORNH
    Office of Rural and Northern Health
12. ORNL
    Oak Ridge National Laboratoiy
13. ORNL
    Oak Ridge National Laboratory's
14. ORNS
    Olfactury Receptor Neurons
15. ORNS
    Oligorxbonucleotides
16. ORO
    Office of Regional Operations
17. ORO
    Oropouche
18. ORO
    Oil Red O
19. ORO
    Orosqmucoid
20. OROS
    Oral Osmotic

Last updated: May 2, 2025 — Total entries: 207,332