Main Entry:

ac·cu·mu·la·tion

Pronunciation:

\ə-ˌkyü-m(y)ə-ˈlā-shən\

Function:

noun

Date:

15th century

1 : something that has accumulated or has been accumulated 2 : the action or process of accumulating : the state of being or having accumulated 3 : increase or growth by addition especially when continuous or repeated <accumulation of interest>