aggregation

aggregation /ag·gre·ga·tion/ (ag″rĕ-ga´shun)

1. massing or clumping of materials or people together.

2. a clumped mass of material.

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familial aggregation  the occurrence of more cases of a given disorder in close relatives of a person with the disorder than in control families.

platelet aggregation  a clumping together of platelets induced by various agents (e.g., thrombin) as part of the mechanism leading to thrombus formation.

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ag·gre·ga·tion (gr-gshn)

n.

A massing together or clustering of independent but similar units, such as particles, parts, or bodies.

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Aggregation

The blood cell clumping process that is measured in the platelet aggregation test.

Mentioned in: Platelet Aggregation Test

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aggregation

[ag′rəgā′shən]

Etymology: L, ad + gregare, to gather together

an accumulation of substances, objects, or individuals, as in the clumping of blood cells or the clustering of clients with the same disorder. aggregate, v.

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aggregation [ag″rĕ-ga´shun]

1. massing or clumping of materials together.

2. a clumped mass of material.

familial aggregation the occurrence of more cases of a given disorder in close relatives of a person with the disorder than in control families.

platelet aggregation platelet agglutination.

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aggregation

1. massing or clumping of materials together.

2. a clumped mass of material.

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familial aggregation

the occurrence of more cases of a given disorder in close relatives of an animal with the disorder than in control families.

platelet aggregation

platelet agglutination.