Reference meaning
Np
Last updated
a radioactive transuranic metallic element; found in trace amounts in uranium ores; a by-product of the production of plutonium
Related source terms
neptuniumatomic number 93
Other meanings
2. noun
a registered nurse who has received special training and can perform many of the duties of a physician
Source and scope
This definition is reproduced from Princeton WordNet 3.0, sense 14646403-n, under the WordNet 3.0 License. It has not yet received VocabularyBase editorial review. Read the source and license details.