impaction

English

Etymology

From Latin impingere (“to dash against, impinge”).

Pronunciation

• Rhymes: -ækʃən

Noun

impaction (countable and uncountable, plural impactions)

1. compression; the packing together of loose matter
2. something packed together tightly; a mass of densely-packed matter
3. (medicine) a solid, immobile bulk of stool
4. (dentistry) Failure of a tooth to erupt into the dental arch, because of adjacent teeth, dense overlying bone, excessive soft tissue, or other factor.

Translations

failure of a tooth to erupt

• French: enclavement (fr) m, inclusion (fr) f
• (deprecated template usage) {{trans-mid}}