0 past simple and past participle of obstruct --
1 to block a road, passage, entrance, etc. so that nothing can go along it, or to prevent something from happening correctly by putting difficulties in its way: --
UK He got five years in prison for withholding evidence and obstructing the course of justice.
to obstruct a police investigation
After the earthquake many roads were obstructed by collapsed buildings.
The posterior infundibulum was obstructed in six patients (22.2%), this being connected with the pulmonary trunk in four and with the aorta in two.
Fever was the presenting symptom in three patients, while the mass obstructed a cardiac valve in three others.
The implicit assumption is that the room boundary in the scanning plane is not obstructed by objects such as furniture.
Test to unmask obstructed total anomalous pulmonary venous connections in asplenia syndrome.
Totally anomalous pulmonary venous connections were identified in 87%, with obstructed connections in 30%.
At least in our institution, surgical intervention for those with severely obstructed totally anomalous pulmonary venous connections and pulmonary outflow tract obstruction remains extremely high.
Twenty years ago, its strict prohibition against foreigners had severely obstructed trade.
There is a significant technological hurdle that has obstructed composers from freely availing themselves of arbitrary sounds and sound transformations in the all-sound world.
