v.
Pronunciation: ' kyü-my ə - ˌ l ā t
Function: verb
Inflected Form: -lat · ed ; -lat · ing
Etymology: Latin cumulatus, past participle of cumulare, from cumulus mass
Date: 1534
transitive verb
1 : to gather or pile in a heap
2 : to combine into one
3 : to build up by addition of new material
intransitive verb : to become massed
– cu · mu · late \ -l ə t, - ˌ l ā t \ adjective
– cu · mu · la · tion \ ˌ kyü-my ə - ' l ā -sh ə n \ noun