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Izard, Ralph

(Encyclopedia) Izard, RalphIzard, Ralphĭzˈərd [key], 1742–1804, American diplomat and legislator, b. near Charleston, S.C. After an education in England, he returned (1764) to South Carolina but in…

Addison's disease

(Encyclopedia) Addison's disease [for Thomas Addison], progressive disease brought about by atrophy of the outer layer, or cortex, of the adrenal gland; it is also called chronic adrenocortical…

United Empire Loyalists

(Encyclopedia) United Empire Loyalists, in Canadian history, name applied to those settlers who, loyal to the British cause in the American Revolution, migrated from the Thirteen Colonies to Canada.…

bacillus

(Encyclopedia) bacillusbacillusbəsĭlˈəs [key], any rod-shaped bacterium or, more particularly, a rod-shaped bacterium of the genus Bacillus. Some bacterium in the genus cause disease, for example B.…

spastic paralysis

(Encyclopedia) spastic paralysis, form of paralysis in which the part of the nervous system that controls coordinated movement of the voluntary muscles is disabled. In spastic paralysis the nerves…

Gulf War syndrome

(Encyclopedia) Gulf War syndrome, popular name for a variety of ailments experienced by veterans after the Persian Gulf War. Symptoms reported include nausea, cramps, rashes, short-term memory loss,…

Abishag

(Encyclopedia) AbishagAbishagăbˈəshăg [key], in the Bible, Shunammite woman, David's attendant in his old age and the indirect cause of Adonijah's murder.

hyperinsulinism

(Encyclopedia) hyperinsulinism, presence in the system of an above-normal amount of insulin, the substance secreted by the pancreas and needed by the body to utilize sugar. An increased amount of…

mildew

(Encyclopedia) mildew, name for certain fungi and protists, for the diseases they cause in various crops, and for the discoloration (and sometimes the weakening and disintegration) they cause in such…

hypertension

(Encyclopedia) hypertension or high blood pressure, elevated blood pressure resulting from an increase in the amount of blood pumped by the heart or from increased resistance to the flow of blood…