Main Entry:

ag·gre·ga·tion

Pronunciation:

\ˌa-gri-ˈgā-shən\

Function:

noun

Date:

1547

1: a group, body, or mass composed of many distinct parts or individuals2 a: the collecting of units or parts into a mass or whole b: the condition of being so collected

— ag·gre·ga·tion·al \-shnəl, -shə-n^əl\ adjective