Source : WordNet®

Np
     n 1: a radioactive transuranic metallic element; found in trace
          amounts in uranium ores; a by-product of the production
          of plutonium [syn: {neptunium}, {atomic number 93}]
     2: a registered nurse who has received special training and can
        perform many of the duties of a physician [syn: {nurse
        practitioner}, {nurse clinician}]

Source : Free On-Line Dictionary of Computing

NP
     
         {nondeterministic polynomial time}.
     
        [{Jargon File}]

np
     
         The {country code} for Nepal.
     
        (1999-01-27)