neptunium

(redirected from Np-237)
Also found in: Dictionary, Thesaurus, Encyclopedia.

neptunium

 (Np) [nep-too´ne-um]
a chemical element, atomic number 93, atomic weight 237. (See Appendix 6.)
Miller-Keane Encyclopedia and Dictionary of Medicine, Nursing, and Allied Health, Seventh Edition. © 2003 by Saunders, an imprint of Elsevier, Inc. All rights reserved.

nep·tu·ni·um (Np),

(nep-tū'nē-ŭm),
A radioactive element; atomic no. 93; first element of the transuranian series (not found in nature); 237Np has a half-life of 2.14 × 106 years.
[planet, Neptune]
Farlex Partner Medical Dictionary © Farlex 2012

nep·tu·ni·um

(nep-tū'nē-ŭm)
A radioactive element; atomic no. 93; first element of the transuranian series (not found in nature); 237Np has a half-life of 2.14 × 106 years.
[planet, Neptune]
Medical Dictionary for the Health Professions and Nursing © Farlex 2012