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cryosurgery

(Encyclopedia)cryosurgery krīˈōsrˌjərē [key], bloodless surgical technique using a supercooled probe to destroy diseased or superfluous tissue. Liquid nitrogen circulating through the instrument cools it to t...

Filmer, Sir Robert

(Encyclopedia)Filmer, Sir Robert, d. 1653, English royalist political writer, author of Patriarcha; or, The Natural Power of Kings (pub. posthumously in 1680), a defense of the divine right of monarchs by an exposi...

Itasca, Lake

(Encyclopedia)Itasca, Lake ītăsˈkə [key], shallow lake, 2 sq mi (5.2 sq km), in a pine-wooded swampy region, NW Minn. Henry R. Schoolcraft identified the lake (1832) as the source of the Mississippi; stepping s...

Innis, Harold Adams

(Encyclopedia)Innis, Harold Adams, 1894–1952, Canadian political economist, b. Otterville, Ontario. One of Canada's leading economic historians, Innis wrote about various facets of Canadian culture and economy. I...

Imperial College London

(Encyclopedia)Imperial College London, officially The Imperial College of Science, Technology and Medicine, London, England, est. 1907 through the merger of the Royal College (1845), Royal School of Mines (1851), a...

Hyatt, Alpheus

(Encyclopedia)Hyatt, Alpheus, 1838–1902, American zoologist, b. Washington, D.C., grad. Harvard, 1862. He was a devoted follower of Louis Agassiz. From 1870, Hyatt was custodian and later curator of the Boston So...

Hämeenlinna

(Encyclopedia)Hämeenlinna hăˈmānlĭnˌnä [key], Swed. Tavastehus, city, capital of Southern Finland pr...

Fredonia

(Encyclopedia)Fredonia frēdōˈnēə [key], village (2020 pop. 9,585), Chautauqua co., SW N.Y., near Lake Erie; ...

graining

(Encyclopedia)graining, process of painting by which natural wood grain is imitated. It was common practice in the late 19th cent. to grain cheap, soft woods to give them the appearance of rare, expensive ones. A l...

Appleton, Sir Edward Victor

(Encyclopedia)Appleton, Sir Edward Victor, 1892–1965, English physicist, grad. St. John's College, Cambridge. After returning from active service in World War I, he became assistant demonstrator in experimental p...