(Encyclopedia) integration, in U.S. history, the goal of an organized movement to break down the barriers of discrimination and segregation separating African Americans from the rest of… (Encyclopedia) integral calculus: see calculus . (Encyclopedia) integrated circuit (IC), electronic circuit built on a semiconductor substrate, usually one of single-crystal silicon. The circuit, often called a chip, is… (Encyclopedia) Integrated Ocean Drilling Program: see under Deep Sea Drilling Project . (Encyclopedia) Latin American Integration Association (LAIA), organization formed in 1980 by Argentina, Bolivia, Brazil, Chile, Colombia, Ecuador, Mexico, Paraguay, Peru, Uruguay, and… (Encyclopedia) Integrated Pest Management (IPM), planned program that coordinates economically and environmentally acceptable methods of pest control with the judicious and minimal use… (Encyclopedia) LSI: see integrated circuit . (Encyclopedia) MSI: see integrated circuit . (Encyclopedia) VLSI: see integrated circuit . (Encyclopedia) desegregation: see integration .