| enzootic | Afflicting animals; used of a disease affecting the animals of a district. It corresponds to an endemic disease among men. Origin: Gr. In + an animal: cf. F. Enzootique. Source: Websters Dictionary (01 Mar 1998) |
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| enzootic abortion of ewes | A specific infectious abortion of sheep caused by Chlamydia psittaci. (05 Mar 2000) |
| enzootic ataxia | A metabolic disease of lambs characterised clinically by progressive incoordination of the hind limbs and pathologically by disruption of neuron and myelin development in the central nervous system; caused by a deficiency of metabolizable copper in the ewe during the last half of her pregnancy. Synonym: swayback. (05 Mar 2000) |
| enzootic balanoposthitis | ulcerative posthitis |
| enzootic bovine leukosis | A lymphoid neoplastic disease in cattle caused by the bovine leukaemia virus. Enzootic bovine leukosis may take the form of lymphosarcoma, malignant lymphoma, or leukaemia but the presence of malignant cells in the blood is not a consistent finding. (12 Dec 1998) |
| enzootic encephalomyelitis | An encephalomyelitis of horses, sheep and cattle caused by an RNA virus. (12 Dec 1998) |
| enzootic encephalomyelitis virus | An unclassified, single-stranded RNA virus, possibly related to the family rhabdoviridae, causing a rare and usually fatal encephalitic disease in horses and other domestic animals and possibly deer. Its name derives from the city in saxony where the condition was first described in 1894, but the disease occurs in europe, n. Africa, and the near east. (12 Dec 1998) |
| enzootic haematuria | A disease of cattle caused by long-term, low-level consumption of the bracken fern (Pteridium aquilinum) and characterised by haemorrhages or tumours in the bladder. Synonym: bracken poisoning. (05 Mar 2000) |
| enzootic pneumonia | A pneumonia of sheep caused by the bacterium Pasteurella haemolytica. (05 Mar 2000) |
| enzootic stability | A situation in which all factors influencing disease occurrence are relatively stable, resulting in little fluctuation in disease incidence over time; changes in one or more of these factors (e.g., reduction in proportion of individuals with immunity from exposure to infectious agent) can lead to an unstable situation in which major disease outbreaks occur. Synonym: enzootic stability. (05 Mar 2000) |
| enzygotic | Derived from a single fertilised ovum; denoting twins so derived. Origin: G. Eis (en), one, + zygote (05 Mar 2000) |
| enzygotic twins | Synonym: monozygotic twins. (05 Mar 2000) |
| enzymatic | Relating to an enzyme. Synonym: enzymic. (05 Mar 2000) |
| enzymatic hydrolysis | A process by which enzymes (biological catalysts) are used to break down starch or cellulose into sugar. (05 Dec 1998) |
| enzymatic synthesis | Synthesis by enzymes. See: biosynthesis. (05 Mar 2000) |