impaction
impaction — noun
1. a condition in which solid matter is packed so tightly inside a narrow space tha
a condition in which solid matter is packed so tightly inside a narrow space that it becomes stuck and cannot shift on its own
Dr. Adebayo diagnosed an impaction of earwax deep in the patient's right ear canal.
collocation: impaction of [substance] in [body part]
The miners spent six hours clearing an impaction of rock fragments inside the ventilation shaft.
collocation: clear + an impaction (verb + object)
Fatima called a plumber about an impaction of food waste blocking her kitchen sink.
An impaction of soil inside the irrigation pipe stopped the water flow completely.
Seeds can cause painful impaction if they wedge tightly between the back teeth.
- blockage
more general; used for any obstruction, not necessarily tightly packed material
- obstruction
more formal; common in medical and legal contexts
- jam
more informal; often implies a temporary mechanical stoppage
- clearance
the act of removing an impaction or obstruction
文法句型
impaction + of + [substance] + in + [space]
用法筆記
Subject is typically a solid material (wax, food, soil, rock) lodged inside a passage or cavity. Most common in medical and plumbing contexts.