Scientific & Educational Abbreviations and Acronyms

1. OTR
   Other
2. OTR/L
   Licensed Occupational Therapist
3. OTREG
   Registered Occupational Therapist
4. OTRR
   Office of Therapeutics Research and Review
5. OTRW
   Otherwise
6. OTS
   Orbiter Test Conductor
7. OTS
   Oasa Tamura Sugitani
8. OTS
   Online Transfer System
9. OTSG
   Once-Through Steam Generator
10. OTT
    One Two Three Airlines
11. OTT
    Over The Top
12. OTT
    Oxygen Tolerance Test
13. OTT
    optical topological transition
14. OTT
    Other Than Tuition
15. OTTER
    Oregon Transect Ecosystem Research
16. OTTP
    Overseas Trained Teacher Programme
17. OTU
    Oxygen Toxicity Unit
18. OTU
    Operational Taxanomic Unit
19. OTV
    Orbital Transfer Vehicle
20. OTW
    Otherwise

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