 | O |  |
|---|---|---|
1. [Operating System] n. An abbreviation heavily used in email, occasionally in speech. 2. n. obs. On ITS, an output spy. See OS and JEDGAR in Appendix A. | ||
| |  | |
| orthogonal | 
 | OS/2 |
| | O | |
|---|---|---|
1. [Operating System] n. An abbreviation heavily used in email, occasionally in speech. 2. n. obs. On ITS, an output spy. See OS and JEDGAR in Appendix A. | ||
| | | |
| orthogonal |
| OS/2 |