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(1) (International Data Corporation, Framingham, MA, A major market research, analysis and consulting firm in the information field. Founded in 1964, it provides annual briefings and in-depth reports on all aspects of the industry. IDC is a subsidiary of the International Data Group (IDG).

(2) (Internet Database Connector) A component of Microsoft's Internet Information Server (IIS) Web server that is used to access ODBC-compliant databases. IDC uses two file types. The .IDC file contains the query statement that is sent to the database. The results of the query are placed into an HTML extension file (.HTX file) and returned to the user's browser via IIS. IDC is an ISAPI DLL named HTTPODBC.DLL.

(3) (Internet DataCenter) See telecom hotel.

(4) (Insulation Displacement Connector) A type of connector that strips off the insulation of the wire to make contact with it. The wire is pushed into the connector with a punchdown tool. See punch block.

An IDC Block
Note the "V" teeth on this 66 punch block. As the wire is pushed down into the teeth, the insulation is stripped and the wire makes contact with the conductor.
References in periodicals archive ?
While less likely, a lessor may also have intangible drilling costs, tangible asset costs, and other operating costs.
Section 263 of the Internal Revenue Code permits integrated oil companies such as Exxon and Chevron to immediately deduct 70 percent of intangible drilling costs (IDCs).
For successful investments in domestic oil and gas wells by independent oil and gas producers, intangible drilling costs (wages, expenses of using machinery for grading and drilling, and costs of unsalvageable materials) are fully tax-deductible in the year in which they occur.
1, the taxpayer consistently capitalized platform costs that could have been deducted as intangible drilling costs (IDCs).