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1. A sum total of many heterogenous things taken together
   - congeries, conglomeration
    
2. The whole amount
   - sum, total, totality
    
3. Material such as sand or gravel used with cement and water to make concrete, mortar, or plaster

1. Formed of separate units gathered into a mass or whole
   "aggregate expenses include expenses of all divisions combined for the entire year";
   - aggregated, aggregative, mass
    
2. (botany) composed of a dense cluster of separate units such as carpels, florets or drupelets
   "raspberries are aggregate fruits"

1. Amount in the aggregate to
    
2. Gather in a mass, sum, or whole
   - combine

Derived forms: aggregating, aggregates, aggregated

See also: collective, multiple

Type of: add up, amalgamate, amount, come, commix [archaic], material, mingle, mix, stuff, sum, sum total, summation, unify, unit, whole

Encyclopedia: Aggregate