Impaction definition

Something packed together tightly; a mass of densely-packed matter.
noun
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(medicine) A solid, immobile bulk of stool.
noun
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Compression; the packing together of loose matter.
noun
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Other Word Forms

Noun

Singular:
impaction
Plural:
impactions

Origin of impaction

  • From Latin impingere (to dash against, impinge).

    From Wiktionary