sort by Rank | Alpha
| Possible Meanings | Rank |
|---|
| Central Iowa Orchid Society | *** |
| Combined Intelligence Objectives Subcommittee | ** |
| Centraal Instituut Opleiding Sportleiders | ** |
| Centre for Information and Organisation Studies | ** |
| Course Instructor Opinion Survey | ** |
| Chief Information Officer Similar | ** |
| Communication Insitute for Online Scholarship | ** |
| Communication Institute of Online Scholarship | ** |
| Computer Info Office Systems | ** |
| Committee for Integrated Observing Systems | * |
| Centrum Informacji O Stypendiach | * |
| Ciscos Internetwork Operating System | * |