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nursery

(Encyclopedia)nursery, in horticulture, an establishment or area for the propagation, breeding, and early cultivation of plants. In North America the term nursery originally specified a place where hardy woody plan...

Ormerod, Eleanor Anne

(Encyclopedia)Ormerod, Eleanor Anne ôrˈmərŏd [key], 1828–1901, English economic entomologist. She aided the Royal Horticultural Society in forming a collection of insect farm pests and was awarded the Flora m...

rash

(Encyclopedia)rash, nonspecific term for an eruption of the skin. It may result from skin allergy, skin irritation, or skin disease, or it may be a symptom of a systemic disease like measles, smallpox, or scarlet f...

Cali

(Encyclopedia)Cali käˈlē [key], city, capital of Valle del Cauca dept., W Colombia, on the Cali River. I...

Wilmut, Sir Ian

(Encyclopedia)Wilmut, Sir Ian, 1944– British embryologist, b. Warwickshire, England, Ph.D. Cambridge, 1971. While doing postdoctoral research at Cambridge, he was part of the team that produced Frostie, the first...

Funk, Casimir

(Encyclopedia)Funk, Casimir kăzˈĭmēr fo͝ongk [key], 1884–1967, American biochemist, b. Poland, Ph.D. Univ. of Bern, 1904. He first came to the United States in 1915 and was naturalized in 1920. Credited with...

chickenpox

(Encyclopedia)chickenpox or varicella vârˌəsĕlˈə [key], infectious disease usually occurring in childhood. It is caused by the same herpesvirus, varicella-zoster, that produces shingles; the virus can hide in...

glanders

(Encyclopedia)glanders, highly contagious disease of horses, mules, and donkeys, caused by the bacterium Actinobacillus mallei. Although it can be transmitted to humans, it is limited almost exclusively to handlers...

Prusiner, Stanley Ben

(Encyclopedia)Prusiner, Stanley Ben, 1942–, American neurologist, b. Des Moines, Iowa, M.D. Univ. of Pennsylvania School of Medicine, 1968. Prusiner has been a professor at the Univ. of California, San Francisco ...

chorea

(Encyclopedia)chorea kərēˈə, kō– [key] or St. Vitus's dance, acute disturbance of the central nervous system characterized by involuntary muscular movements of the face and extremities. The disease, known al...