| occ | ther occupational therapist or therapy |
|---|---|
| occup | Rx occupational therapy |
| OCT | object classification test; optimal cutting temperature; oral contraceptive therapy; ornithine carba... |
| OMT | object modeling technique; ocular microtremor; O-methyltransferase; ophthalmic medical technician or... |
| ORT | object relations technique; operating room technician; oral rehydration therapy |