(n) :
a lighter-than-airaircraft that can be propelled forward through the air as well as steered; any aircraft
"airships are posited to be cheaper to operate over time than fixed-wing aircraft, but as there are no large fleets, this is hard to prove in practice."
(n) :
a lighter-than-airaircraft that can be propelled forward through the air as well as steered; any aircraft
"airships are posited to be cheaper to operate over time than fixed-wing aircraft, but as there are no large fleets, this is hard to prove in practice."