| Abbreviation | Definition |
|---|---|
| OCBN | Orange County Biotechnology Network |
| OCI | Oracle Cloud Infrastructure |
| OCOT | Ontario College Of Technology |
| OCPM | Optical Channel Performance Monitor |
| OCRT | Optometric Council on Refractive Technology |
| OCTC | Ohio Chemistry Technology Council |
| OCTD | Operations and Computer Technologies Division |
| OCTD | Oxford Centre for Technology and Development |
| OCTE | Office of Career and Technology Education |
| OCTEL | Open Course in Technology Enhanced Learning |
| OCTL | Oilfield Chemical Technology Limited |
| OCTO | of the Chief Technology Officer |
| OCTO | Office of the Chief Technology Officer |
| ODIN | Oresund Distributed Initiative For Nanotechnology |
| ODIT | Operations Division Information Technology |
| ODQ | Output Data Queue |
| ODT | Operations and Decision Technologies |
| ODT | Operations Development Technology |
| ODT | Orthopedic Design and Technology |
| ODTA | Open Development Technology |