Noun subsidence has 3 senses
  1. remission, remittal, subsidence - an abatement in intensity or degree (as in the manifestations of a disease); "his cancer is in remission"
    --1 is a kind of suspension, respite, reprieve, hiatus, abatement
    --1 has particulars: resolution
    Derived form: verb subside1
  2. settling, subsiding, subsidence - a gradual sinking to a lower level
    --2 is a kind of sinking
    Derived form: verb subside2
  3. cave in, subsidence - the sudden collapse of something into a hollow beneath it
    --3 is a kind of collapse
    Derived form: verb subside2