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Summit,city (1990 pop. 19,757), Union co., NE N.J., a residential suburb of the New York City–N New Jersey metropolitan area; settled c.1720, set off from Springfield and New Providence and inc. 1869. Pharmaceuticals are made, and several major companies have research facilities there. Situated on a ridge of Watchung Mt., it was the site of an important American lookout post during the Revolutionary War.
the highest part of a mountain, massif, or mountain range. The summit can be a peak, a plateau, and so on, depending on such factors as the lithology of the geological composition, the tectonic structure, and the character of the denudation processes. The highest point of the mountain summit itself is also called the summit. The highest summits in the world are Chorno Langma (Everest; 8,848 m) in the Himalayas, Chogori (K2; 8,611 m) in Karakoram, Peak of Communism (7,495 m) in the Pamirs, and Peak of Victory (7,439 m) in Tien-Shan.