CUMULATING

Verb

cumulating

present participle of cumulate

Source: Wiktionary

CUMULATE

Cu"mu*late (k"m-lt), v. t. [imp. & p. p. Cumulated (-l`td); p. pr. & vb. n. Cumulating (-l`tng).] Etym: [L. cumulatus, p. p. of cumulare to heap up, fr. cumulus a heap. See Cumber.]

Definition: To gather or throw into a heap; to heap together; to accumulate. Shoals of shells, bedded and cumulated heap upon heap. Woodward.

Source: Webster’s Unabridged Dictionary 1913 Edition