| OA/BVM | oral airway/bag-valve-mask |
|---|---|
| OAS | old age security; oral allergy syndrome; osmotically active substance |
| OAW | oral airways |
| OC | obstetrical conjugate; occlusocervical; office call; on call; only child; optic chiasma; oral contra... |
| OCA | oculocutaneous albinism; olivopontocerebellar atrophy; oral contraceptive agent |
| hydnocarpus oil | The fixed oil expressed from seeds of Taraktogenos kurzii and Hydnocarpus wightiana (family Flacourtiaceae); formerly used in the treatment of leprosy. Synonym: gynocardia oil, hydnocarpus oil. (05 Mar 2000) |
|---|---|
| shark liver oil | Oil extracted from the livers of sharks, mainly of the species Hypoprion brevirostris; a rich source of vitamins A and D. (05 Mar 2000) |
| soybean oil | <chemical> Oil from soybean or soybean plant. Chemical name: Soybean oil (12 Dec 1998) |
| spearmint oil | The volatile oil, distilled with steam from the fresh overground parts of the flowering plant of Mentha viridis or M. Cardiaca, a flavoring agent. (05 Mar 2000) |
| sunflower seed oil | Oil from the seeds of Helianthus annuus (family Compositae); the glycerides consist mainly of the mixed triglycerides, each containing one or two linoleic acid radicals; used as a food, and in dietary supplements. (05 Mar 2000) |
| nutmeg oil | The volatile oil distilled from the dried kernels of the ripe seeds of Myristica fragrans; used as a flavoring agent and a carminative; in large quantities, it may produce narcosis and delirium; the fixed oil expressed from M. Fragrans is used as a rubefacient. Synonym: myristica oil. (05 Mar 2000) |
| sweet birch oil | Aromatic methyl ester of salicylic acid, produced synthetically or distilled from Gaultheria procumbens (family Ericaceae) or from Betula lenta (family Betulaceae). Used as a component of liniments, used externally and internally for the treatment of various forms of rheumatismit produces heat when rubbed into the skin (counterirritant). Synonym: checkerberry oil, gaultheria oil, sweet birch oil, wintergreen oil. (05 Mar 2000) |
| dill oil | A volatile oil distilled from the fruit of Anethum graveolens (family Umbelliferae); a carminative. (05 Mar 2000) |
| dippel's oil | <chemistry> [From the name of the inventor. See Bone oil, under Bone. Source: Websters Dictionary (01 Mar 1998) |
| distillate oil | Any distilled product of crude oil. A light petroleum product used for home heating and most machinery. (05 Dec 1998) |
| iodised oil | <chemical> Iodinated vegetable oil. The mixture contains 38-42% organically combined iodine that is used as a diagnostic aid (radiopaque medium). Pharmacological action: contrast media. Chemical name: Fats and Glyceridic oils, vegetable, iodinated (12 Dec 1998) |
| oil | A triglyceride that is liquid at room temperature. Compare: fat. (09 Oct 1997) |
| oil bath | In chemistry, a vessel containing oil, in which a container holding a substance to be heated or evaporated can be immersed. (05 Mar 2000) |
| oil cyst | A cyst resulting from loss of the epithelial lining of a sebaceous, dermoid, or lacteal cyst, or from the subcutaneous injection of oil or fat material. (05 Mar 2000) |
| oil embolism | <orthopaedics> The occurrence of fat globules in the bloodstream following fracture of a long bone, in burns, in childbirth or in association with fatty degeneration of the liver. Symptoms occur when fat globules block vessels within the lung (i.e. Pulmonary embolism) or the cerebral vasculature (i.e. Stroke). Fat embolism after bone fracture generally occurs in the first 3-4 days post fracture and commonly manifests with the signs and symptoms of pulmonary embolism. (27 Sep 1997) |