NDB (English, noun)
expansion: NDB (plural NDBs)
Senses:
topics: aeronautics
aerospace
aviation
business
engineering
natural-sciences
physical-sciences
glosses: Initialism of non-directional beacon, a type of radiobeacon used in air navigation which transmits an omnidirectional radio signal containing no encoded information about the direction from an aircraft to the beacon.
tags: abbreviation
alt-of
initialism
topics: government
military
nautical
politics
transport
war
glosses: Initialism of nuclear depth bomb.
tags: abbreviation
alt-of
initialism
Forms:
form: NDBs
tags: plural