subsidence

The act or process of subsiding, in any sense of the verb subside.

Synonyms Ebb, decrease, diminution, abatement.

The act or process of subsiding.

The process of becoming less active or severe

A sinking of something to a lower level, especially of part of the surface of the Earth due to underground excavation or seismic activity

a gradual sinking to a lower level

an abatement in intensity or degree (as in the manifestations of a disease)

the sudden collapse of something into a hollow beneath it