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n. The point of the earth's surface directly above the focus of an earthquake.

n. A focal point: stood at the epicenter of the international crisis.

n. Alternative spelling of epicentre.

n. In scismology, a point on the earth's surface from which earth quake-waves seem to go out as a center. It is situated directly above the true center of disturbance, or seismic focus.

n. the point on the Earth's surface directly above the focus of an earthquake

"ReutersAt the time, Mr. Obama noted the war's "enormous costs in lives and resources" but said he was convinced that U.S. security was at stake in what he called the epicenter of violent extremism in Afghanistan and Pakistan."

hypocenter   

geographic point    geographical point   

ground zero   

epicentre    aftershocks    rovings    strath    lurker