A group of Shawnee entered the sparsely populated camp virtually unimpeded.

The particles are capable of passing virtually unimpeded through any material, even one as dense as lead.

He was helped by the fact that he and other reporters were allowed virtually unimpeded access to the astronauts and engineers who pushed the boundaries of human flight.

Hollow fiber, if it can be perfected, could enable light to be pumped virtually unimpeded down tiny corridors of air stretching thousands of miles.

Winds propelling the flames and embers were so strong that air tankers and helicopters could not take off for several hours to fight the fire, leaving its path virtually unimpeded.

But even if your commitment is only to exercise, bridges offer exhilarating walks on virtually unimpeded paths, with nary a traffic light to break one's stride.

The wooden plank walls and floors allowed sounds from neighboring rooms to pass in virtually unimpeded, making eavesdropping not merely easy but inevitable.

As such, it was a strategically important area from which land power could be projected into the rest of the Eurasian landmass, virtually unimpeded by the sea powers.

With enemy air defenses seriously degraded by the previous NATO air strikes, they came rolling into their kill boxes virtually unimpeded.

The outline of the pact also left broad unanswered questions about enforcement and legal jurisdiction, as well as whether the industry would be able to continue to operate virtually unimpeded overseas.