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SIG

Abbreviation for special interest group. 1. Within a given technical discipline or area of knowledge, a circle of individuals or organizations having an intensified interest in a narrower facet of the general area. 2. In networking, particularly involving Internet applications, a group of individuals or organizations that sponsor, e.g., IRC channels, mailing lists, or Web sites for the purpose of promoting interest in, or advancement of, a particular area of knowledge.


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