Relating to or denoting a balloon or other aircraft weighing less than the air it displaces, and so flying as a result of its own buoyancy.
More example sentences
- The present invention relates generally to the field of lighter-than-air ships and more particularly to a airship that uses hydrogen as a lift gas.
- Although the days of the Zeppelins have passed, lighter-than-air craft remain in the public eye because of their use in televising sporting events.
- Before lifting off on your scientific inquiry into ballooning and lighter-than-air flight, it helps to have some background information about the history of ballooning.
Definition of lighter-than-air in:
- The US English dictionary