v. cu·mu·lat·ed, cu·mu·lat·ing, cu·mu·lates
1. To gather in a heap; accumulate.
2. To combine into one unit; merge.
To become massed.
Having cumulated or having been cumulated; heaped up or amassed.
[Latin cumulāre, cumulāt-, from cumulus, heap; see keuə- in the Appendix of Indo-European roots.]
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