| OLE | object linking and embedding |
|---|---|
| OMT | object modeling technique; ocular microtremor; O-methyltransferase; ophthalmic medical technician or... |
| ORT | object relations technique; operating room technician; oral rehydration therapy |
| OST | object sorting test; Office of Science and Technology |
| SOP | service-object pair; standard operating procedure |
| object space | <microscopy> A space within which an object could be imaged by the lens. (05 Aug 1998) |
|---|---|
| test object | An object having very fine surface markings, mounted on a slide, used to determine the defining power of the objective lens of a microscope, the target in measurement of the visual field. (05 Mar 2000) |