Noun: Np
- A radioactive transuranic metallic element; found in trace amounts in uranium ores; a by-product of the production of plutonium
- neptunium, atomic number 93
- A registered nurse who has received special training and can perform many of the duties of a physician
"The NP prescribed medication for my sinus infection";
- nurse practitioner, nurse clinician
Derived forms: NPs
Type of: metal, metallic element, registered nurse, RN
Encyclopedia: Np
NP