Noun
A massive and heavily protected fortress.
A bomber aeroplane that is larger than and superior to by being technically advanced compared to the Boeing B-17 "flying fortress", specifically the Boeing B-29 long-range heavy bomber aeroplane that was developed during the early 1940s.
Source: en.wiktionary.orgDefensive gun turret emplacements Tail armament, B-29 Superfortress, Hill Aerospace Museum. Source: Internet
Design and development The length of the convert wing span of a Boeing B-29 Superfortress based at Davis-Monthan Field is vividly illustrated here with the cloud-topped Santa Catalina Mountains as a contrasting background. Source: Internet
On March 13, 1945, a total of 329 Boeing B-29 Superfortress heavy bombers took part in the raid against Osaka. Source: Internet
For many years, only one flying example of the B-29 Superfortress has been worthy of soaring above the clouds. Source: Internet
The Boeing B-29 Superfortress entered combat less than two years after its first flight in 1942. Source: Internet
Due to the B-29's highly advanced design, unlike many other World War II-era bombers, the Superfortress remained in service long after the war ended, with a few even being employed as flying television transmitters for the Stratovision company. Source: Internet