Word forms: epicentresregional note: in AM, use epicenter
1. countable noun [usually with poss]
The epicentre of an earthquake is the place on the Earth's surface directly above the point where it starts, and is the place where it is felt most strongly.
The earthquake had its epicentre two-hundred kilometres north-east of the capital.
2. countable noun [oft NOUNof noun]
The epicentre of something bad is the place where it is most common or intense.