Gas is indispensable in the operation of dirigible balloons, and gas is expensive.
The dirigible swung; white-clad shoulders and body slumped into view.
The crew of that dirigible of death, Chris discovered, had not had a chance.
Theoretically, there is no limit to the lift of a dirigible.
You can please yourself, but—you might as well choose a dirigible.
You are the dirigible force, the last brick in the building, the final answer.
The dirigible balloon was of the Zeppelin type, and was not always dependable.
"Nothing but a dirigible, commanded by the right man," Dave explained.
"It's an airship, a dirigible," announced the executive officer.
"If an English dirigible, then it's all right," Dave nodded.