| OASD | ocular albinism-sensorineural deafness [syndrome] |
|---|---|
| PPD | packs per day; paraphenylenediamine; percussion and postural drainage; permanent partial disability;... |
| OBS(?) | Organic Brain Syndrome |
| 'Greek letter alpha' | angular acceleration; first [carbon atom next to the carbon atom bearing the active group in organic... |
| AOBS | acute organic brain syndrome |
| organic mental syndrome | <syndrome> A constellation of behavioural or psychological signs and symptoms including problems with attention, concentration, memory, confusion, anxiety, and depression caused by transient or permanent dysfunction of the brain. Synonym: acute organic brain syndrome, OBS, organic mental syndrome. (05 Mar 2000) |
|---|---|
| organic molecule | <chemistry> A molecule with a basic skeleton made up of a skeleton of carbon atoms plus hydrogen and oxygen atoms and, in proteins, nitrogen. Organic molecules may also include isolated atoms of other elements. (11 Jan 1998) |
| organic mood syndrome | <syndrome> Syndrome attributed to an organic factor characterised by either depressive or manic mood. See: bipolar disorder. (05 Mar 2000) |
| organic murmur | A murmur caused by an organic lesion. (05 Mar 2000) |
| organic pain | Pain caused by an organic lesion. (05 Mar 2000) |
| organic principle | In chemistry, an organic compound that may exist already formed as a part of some other more complex substance (e.g., various sugars, starches, and albumins). Synonym: organic principle. (05 Mar 2000) |
| organic stricture | A stricture due to the presence of cicatricial or other new tissue, not spasmodic. Synonym: permanent stricture. (05 Mar 2000) |
| organic vertigo | Vertigo due to brain damage. (05 Mar 2000) |