Source lines of code, a software metric used to measure the size of a software program
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Secured Line of Credit, a type of credit source extended to a government, business or individual by a bank or other financial institution
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Schenectady Light Opera Company, a nonprofit community theater organization in Schenectady, New York
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Sea lines of communication, the primary maritime routes between ports, used for trade, logistics and naval forces
In 1998 members of the International Olympic Committee (IOC) were accused of taking bribes from the Salt Lake Organizing Committee (SLOC) during the bidding process.