An inclined zone in which many deep earthquakes occur, situated beneath a destructive plate boundary where oceanic crust is being subducted.
〔地质〕贝尼奥夫带
Example sentencesExamples
The most persuasive evidence for the existence of subduction zones is the narrow Benioff zones of earthquake epicentres dipping away from deep-sea trenches.
The seismic velocity in the zone underneath the Benioff zone has been found to be higher than normal.
The brittle crust cracked and slid in many places, especially along paths called Benioff zones.
These zones are now known as Benioff zones and mark the position of the gradual destruction of the subducting plate.
Slow and highly attenuating lithosphere exists beneath this portion of the Anatolian plate and geometry of the Benioff zones.
Origin
1960s: named after Victor H. Benioff (1899–1968), American seismologist.