summation

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sum·ma·tion / səˈmāshən/ • n. 1. the process of adding things together: the summation of numbers of small pieces of evidence. ∎  a sum total of things added together.2. the process of summing something up: these will need summation in a single document. ∎  a summary. ∎  Law an attorney's closing speech at the conclusion of the giving of evidence.DERIVATIVES: sum·ma·tion·al / -shənl/ adj.sum·ma·tive / ˈsəmətiv/ adj.

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