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corns and calluses

(Encyclopedia)corns and calluses, thickenings of the outer layer of skin where there is irritation or constant pressure. Corns are cone-shaped with their points protruding into the dermis, or inner layer of skin. T...

graph

(Encyclopedia)graph, figure that shows relationships between quantities. The graph of a function y=f (x) is the set of points with coordinates [x, f (x)] in the xy-plane, when x and y are numbers. A similar definit...

Ottawa, cities, United States

(Encyclopedia)Ottawa. 1 City (1990 pop. 17,451), seat of La Salle co., N central Ill., at the confluence of the Fox and Illinois rivers, in a fertile farm area; inc. as a city 1853. The city has diversified agricul...

galactic coordinate system

(Encyclopedia)galactic coordinate system, astronomical coordinate system in which the principal axis is the galactic equator (the intersection of the plane of the Milky Way with the celestial sphere) and the refere...

Havlicek, John J.

(Encyclopedia)Havlicek, John J. hăvˈləchĕk [key], 1940–2019, American basketball player, b. Martins Ferry, Ohio. He attended Ohio State Univ. and was a star forward on the team that won (1960) the NCAA title....

Brookline

(Encyclopedia)Brookline bro͝okˈlīn [key], town (2020 pop. 63,191), Norfolk co., E Mass., a suburb adjacent to ...

Black Monday

(Encyclopedia)Black Monday, Oct. 19, 1987, in U.S. history, day of financial panic. The Dow Jones Average fell 508.32 points, a drop of 22.6%, the largest since 1914. The point decline as well as the volume, 604.33...

volleyball

(Encyclopedia)volleyball, outdoor or indoor ball and net game played on a level court. An upright net, 3 ft (or 1 m) high, the top of which stands 8 ft (2.43 m) from the ground for men, 7 ft 4 1/8 in (2.24 m) for w...

casino

(Encyclopedia)casino or cassino both: kəsēˈnō [key]. 1 Card game played with a full deck by two to four players. Its origins are obscure though it probably traces back to the Italian game of Scopa. It is a very...

Nevers

(Encyclopedia)Nevers nəvĕrˈ [key], city (1991 pop. 43,889), capital of Nièvre dept., central France, on the Loire and Nièvre rivers. It is noted for its pottery and china industries. Other manufactures include...