The term aggregation may refer to:

• Aggregation of individual demand to total, or market, demand, in economics, combining entities into a single entity which represent them.
• Schooling, in biology, a collection animals of the same size and body orientation, often cruising in the same direction; applied to fish.
• In cardiovascular physiology, refers to the accumulation of platelets to the site of a wound to form a platelet plug or a thrombus.
• Aggregation, in object-oriented programming.
• Aggregation (internet), the process of combining multiple web feeds.
• In television broadcasting, the merging of several license areas into a single area, allowing competition between broadcasters.
• In content publishing, the ability to combine content from any number of licensed or unlicensed sources into a common venue or distribution channel.
• Agrégation, in French-speaking countries, higher-level competitive examinations for teachers and professors.
• Particle aggregation, in materials science, a physical phenomenon.

See also

• aggregate

Aggregation | Agrégation | Agregaĵo