| Potomac horse fever | <veterinary> A febrile disease of horses in North America caused by Ehrlichia risticii and characterised by anorexia, leukopenia, and occasional diarrhoea. Synonym: Potomac horse fever. (05 Mar 2000) |
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| potoo | <zoology> A large South American goatsucker (Nyctibius grandis). Source: Websters Dictionary (01 Mar 1998) |
| potoroo | <zoology> Any small kangaroo belonging to Hypsiprymnus, Bettongia, and allied genera, native of Australia and Tasmania. Synonym: kangaroo rat. Source: Websters Dictionary (01 Mar 1998) |
| potsdam group | <geology> A subdivision of the Primordial or Cambrian period in American geology; so named from the sandstone of Potsdam, new York. See Chart of Geology. Source: Websters Dictionary (01 Mar 1998) |
| potstone | <chemical> A variety of steatite sometimes manufactured into culinary vessels. Source: Websters Dictionary (01 Mar 1998) |
| Pott's abscess | Tuberculous abscess of the spine. (05 Mar 2000) |
| Pott's aneurysm | Dilation and tortuosity of a vein resulting from an acquired communication with an adjacent artery. Synonym: Pott's aneurysm, varix anastomoticus. (05 Mar 2000) |
| Pott's curvature | A gibbous deformity, i.e., a sharp angulation of the spine, occurring in Pott's disease. Synonym: Pott's curvature. (05 Mar 2000) |
| pott's disease | <medicine> Caries of the vertebrae, frequently resulting in curvature of the spine and paralysis of the lower extremities; so named from Percival Pott, an English surgeon. Pott's fracture, a fracture of the lower end of the fibula, with displacement of the tibia. Source: Websters Dictionary (01 Mar 1998) |
| Pott's fracture | Fracture of the lower part of the fibula and of the malleolus of the tibia, with outward displacement of the foot. (05 Mar 2000) |
| Pott's gangrene | Dry gangrene occurring in the aged in consequence of occlusion of an artery, particularly affecting the extremities. Synonym: Pott's gangrene. (05 Mar 2000) |
| Pott's paralysis | Paralysis of the lower part of the body and the extremities, due to pressure on the spinal cord as the result of tuberculous spondylitis. Synonym: Pott's paralysis. (05 Mar 2000) |
| Pott's paraplegia | Paralysis of the lower part of the body and the extremities, due to pressure on the spinal cord as the result of tuberculous spondylitis. Synonym: Pott's paralysis. (05 Mar 2000) |
| Pott's puffy tumour | A circumscribed swelling of the scalp indicating an underlying osteitis of the skull or an extradural abscess. (05 Mar 2000) |
| Pott, Sir Percivall | <person> English surgeon, 1713-1788. See: Pott's abscess, Pott's aneurysm, Pott's curvature, Pott's disease, Pott's fracture, Pott's gangrene, Pott's paralysis, Pott's paraplegia, Pott's puffy tumour. (05 Mar 2000) |