Definition of "nexus" []

• A means of connection; a link or tie: "this nexus between New York's . . . real-estate investors and its . . . politicians” ( Wall Street Journal). (noun)
• A connected series or group. (noun)
• The core or center: "The real nexus of the money culture [was] Wall Street” ( Bill Barol). (noun)

American Heritage(R) Dictionary of the English Language, Fifth Edition. Copyright (c) 2011 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.

• "They start off with what they call their nexus intelligence, which is essentially meeting with people who work in the restaurants and hotels here in Times Square, trying to find out if they know of any suspicious activity."
• "Officials say they will continue it until they successfully crackdown on what they call the nexus of opposition to U.S. forces here."
• "RENUART: Well, a few days ago, General Franks mentioned what he describes as the nexus of terror when you take a regime who would support terrorism and mix it with the fanatics of organizations like Al Qaida."