ZN

ZN or Zn may stand for:

  • Air Bourbon IATA airline designator
  • Azimuth, a mathematical concept defined as the angle between a reference plane and a point
  • Zenith, the direction pointing directly above a particular location
  • Zettanewton, an SI unit of force
  • Ziehl-Neelsen stain, a special bacteriological stain used to identify acid-fast organisms
  • ZiffNet, a small, diverse set of online forums and information services, now called ZDNet
  • Zinc, a metal
  • Zombie Nation (band), an elektro artist from Germany
  • Zontanoi Nekroi, a battle rap group from Greece
  • Zn cyclic group
  • n integers modulo n (Modular arithmetic)