If we wait too long, a communications blackout may be a blessing.

"We have been traveling under a communications blackout," Data said.

We were operating under a communications blackout, couldn't leave our patrol.

"Mack, find out what the hell went wrong on that communications blackout."

He had imposed a total communications blackout between himself and the Amazon.

For Apollo missions, the communications blackout was approximately three minutes long.

The new system reduced the amount of time that the astronauts were in a communications blackout during today's landing approach.

It was the most extensive communications blackout Kirk had ever operated under.

"Now that it's time to brief the crew, don't you think it would be a good idea to put the Ariel on a communications blackout?"

But because her commander was breaking the communications blackout, it could only mean one thing.