NPN (English, noun)
expansion: NPN (plural NPNs)
Senses:
topics: business
electrical-engineering
electricity
electromagnetism
electronics
energy
engineering
natural-sciences
physical-sciences
physics
glosses: Ellipsis of NPN transistor.
tags: abbreviation
alt-of
ellipsis
topics: biology
natural-sciences
glosses: Initialism of non-protein nitrogen.
tags: abbreviation
alt-of
initialism
topics: chemistry
natural-sciences
physical-sciences
glosses: Initialism of N-propyl nitrate.
tags: abbreviation
alt-of
initialism
Forms:
form: NPNs
tags: plural