aggregate

Concise Oxford English Dictionary © 2008 Oxford University Press:
aggregate

▶noun /ˈagrɪgət/ 

• 1 a whole formed by combining several disparate elements.

• 2 the total score of a player or team in a fixture comprising more than one game or round.

• 3 a material or structure formed from a loosely compacted mass of fragments or particles.

  ■ pieces of broken or crushed stone or gravel used to make concrete.

▶adjective /ˈagrɪgət/ 

• 1 formed or calculated by the combination of many separate units or items.

• 2 Botany (of a group of species) comprising several very similar species formerly regarded as a single species.

• 3 Economics denoting the total supply or demand for goods and services in an economy at a particular time.

▶verb /ˈagrɪgeɪt/ combine into a whole.

– derivatives
aggregation noun,
aggregative /ˈagrɪgətɪv/ adjective.

– origin ME: from L. aggregat-, aggregare ‘herd together’, from ad- ‘towards’ + grex, greg- ‘a flock’.