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A city of southern California on an arm of the Pacific Ocean southeast of Los Angeles. Founded in the 1880s, it developed as a beach resort and became a major shipping center after the discovery of oil in 1921.
(Placename) a city in SW California, on San Pedro Bay: resort and naval base; oil-refining. Pop: 475 460 (2003 est)
a city in SW California, S of Los Angeles. 421,904.