NPV
NPV may refer to:
Society
- Net present value, an economic standard method for evaluating competing long-term projects in capital budgeting
- National Popular Vote Interstate Compact, an initiative in the United States to elect the presidential candidate with the most votes nationwide
- De Nederlandse Padvinders (Netherlands Pathfinders), a precursor to Scouting Nederland, the national scouting organisation of the Netherlands
Science
- Negative predictive value, in biostatistics, the proportion of patients with negative test results who are correctly diagnosed
- Nuclear Polyhedrosis Virus, a virus that infects butterflies and moths
- Negative Phase Velocity, an electromagnetic property induced by some exotic optical materials
- Negative pressure ventilator, a type of mechanical ventilator that stimulates an ill person's breathing by periodically applying negative air pressure to their body to expand and contract the chest cavity
See also

Search for "NPV" on Wikipedia.