The Collaborative International Dictionary
Cumulation \Cu`mu*la"tion\ (k?`m?-l?"sh?n), n. [Cf. F. cumulation.] The act of heaping together; a heap. See Accumulation.
Douglas Harper's Etymology Dictionary
1610s, noun of action from cumulate.
Wiktionary
n. 1 accumulation. 2 The effect of free trade agreements on the rules of origin in calculating importation tariffs, quotas, etc.
Usage examples of "cumulation".
Appendix A The process of validating special consensus Validating special consensus involved, at every point, the cumulation of don Juan's teachings.
Aging is primarily the ac cumulation in the body of cells whose normal functions have been partly damaged by mutations, these in turn being caused by the entrance of free radicals into the cell nucleus, thus deranging the genetic code.
The rainbow colors darkened, the sepa rate fumes clumping together in heavy, swollen ac cumulations that promised an approaching storm.