Hardware Abbreviations and Acronyms

1. OCR
   Optical Character Reader
2. OD
   Optical Disk
3. ODA
   Open Development Architecture
4. ODC
   optical disc cartridge
5. ODDE
   Optical Disc Drive Emulators
6. ODF
   Open Design Foundjtion
7. ODM
   Original Design Manufacturer
8. OE
   Operating Environment
9. OE
   Output Enable
10. OEM
    Original Equipment Manufacturer (usually in reference to car parts)
11. OFC
    Optical Fibre Cable
12. OHP
    Overhead Projector
13. OHT
    Overhead Transparency
14. OHV
    OverHead Viewer
15. OIR
    Online Insert and Removal
16. OIS
    Open Interconnected System
17. OIT
    Operator Interface Terminal
18. OLTE
    Optical Line Termination Equipment
19. OMER
    Optical Music Easy Reader
20. OMR
    Optical Music Recognition

Last updated: May 24, 2020 — Total entries: 3,702