Definition of subsidence noun from the Oxford Advanced Learner's Dictionary

 

subsidence

 noun
noun
BrE BrE//səbˈsaɪdns//
 
; NAmE NAmE//səbˈsaɪdns//
 
; BrE BrE//ˈsʌbsɪdns//
 
; NAmE NAmE//ˈsʌbsɪdns//
 
[uncountable] Construction
 
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the process by which an area of land sinks to a lower level than normal, or by which a building sinks into the ground The houses in this area are liable to subsidence. The buildings were insured against fire, subsidence and earthquakes. The roots of the trees are causing subsidence damage to the building. The road was closed because of subsidence. A number of houses had suffered from subsidence. See related entries: Construction Word Origin mid 17th cent.: from Latin subsidentia ‘sediment’, from the verb subsidere, from sub- ‘below’ + sidere ‘settle’ (related to sedere ‘sit’).
See the Oxford Advanced American Dictionary entry: subsidence