Ground zero and Hypocentre

Ground zero noun - A thing or place that is of greatest importance to an activity or interest.

Hypocentre and ground zero are semantically related in epicenter topic. In some cases you can use "Hypocentre" instead a noun phrase "Ground zero", when it comes to topics like hypocenter.

Ground zero and hypocentre are semantically related in epicenter topic. You can use "Ground zero" instead a noun "Hypocentre", if it concerns topics such as hypocenter.