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deposition

 
/ˌdep·əˈzɪʃ·ən/, /ˌdi·pə-/ n [C/U] (SUBSTANCE)

Definition

earth science the process by which solid materials, such as earth and rock, are added to gradually by the action of wind or water, or the structure resulting from this process
(Definition of deposition n (SUBSTANCE) from the Cambridge Academic Content Dictionary © Cambridge University Press)

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