The process of forming adhesions between particles such as cells. Aggregation is usually distinguished from agglutination by the slow nature of the process in that not every encounter between the cells is effective in forming an adhesion.

Dictionary of molecular biology. 2004.

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  • Aggregation — (von lat. aggregatio, Anhäufung, Vereinigung) bezeichnet im Allgemeinen das Zusammenfassen von Gegenständen oder Daten zu größeren Einheiten. Spezielle Einzelbedeutungen sind: eine besondere Art der Assoziation zwischen Objekten, siehe… …   Deutsch Wikipedia

  • Aggregation — may refer to: * Link aggregation, using multiple Ethernet network cables/ports in parallel to increase link speed * Particle aggregation, direct mutual attraction between particles (atoms or molecules) via van der Waals forces or chemical bonding …   Wikipedia

  • aggregation — Aggregation. s. f. v. Acte par lequel on est aggregé à un corps. Lettre d aggregation. on s est opposé à son aggregation. Aggregation, Se dit aussi en Physique. Corps par aggregation …   Dictionnaire de l'Académie française

  • Aggregation — Ag gre*ga tion, n. [Cf. LL. aggregatio, F. agr[ e]gation.] The act of aggregating, or the state of being aggregated; collection into a mass or sum; a collection of particulars; an aggregate. [1913 Webster] Each genus is made up by aggregation of… …   The Collaborative International Dictionary of English

  • aggregation — ag·gre·ga·tion /ˌa grə gā shən/ n 1: the collecting of individual units (as damages) into a whole 2: a collection of separate parts that is unpatentable because no integrated mechanism or new and useful result is produced compare combination …   Law dictionary

  • Aggregation — (lat.), Anhäufung, Haufwerk …   Meyers Großes Konversations-Lexikon

  • Aggregation — Aggregation, Scheingesellschaft, durch äußere Bedingungen entstandene Ansammlung von Tieren (z.B. überwinternde Fledermäuse in einer Höhle), die im Gegensatz zu den echten ⇒ Tiergesellschaften nicht auf gegenseitiger sozialer Attraktion ihrer… …   Deutsch wörterbuch der biologie

  • aggregation — (n.) early 15c., from M.Fr. agrégation or directly from M.L. aggregationem (nom. aggregatio), noun of action from pp. stem of L. aggregare (see AGGREGATE (Cf. aggregate) (adj.)) …   Etymology dictionary

  • aggregation — *aggregate, conglomerate, conglomeration, agglomerate, agglomeration Ana, Antonyms: see those at AGGREGATE 2 …   New Dictionary of Synonyms

  • aggregation — [ag΄rə gā′shən] n. 1. an aggregating or being aggregated 2. a group or mass of distinct things or individuals …   English World dictionary

  • Aggregation — Process in corporate financial planning whereby the smaller investment proposals of each of the firm s operational units are added up and in effect treated as a big picture. The New York Times Financial Glossary * * * aggregation ag‧gre‧ga‧tion… …   Financial and business terms

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