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n. See airship.

n. A self-propelled airship that can be steered

adj. steerable

adj. Capable of being directed; steerable.

That may be directed, controlled, or steered.

adj. capable of being steered or directed

n. a steerable self-propelled aircraft

""A dirigible is something magical," said Jérôme Giacomoni, who was 25 when he founded Aerophile with a friend."

manageable   

airship    zeppelin    barrage balloon    Zeppelin    blimp    balloon    Wikipedia article on dirigibles   

steerable    directable    navigable   

ex-army    blimp    parasail    airship    corrugated-iron    air-filled    spaceplane    tissue paper    helium-filled    gas-filled