(redirected from Noise Integrated Routing System)
NIRSNear Infrared Spectroscopy
NIRSNear-Infrared Reflectance Spectroscopy
NIRSNuclear Information and Resource Service
NIRSNational Institute on Retirement Security (Washington, DC)
NIRSNational Institute of Radiological Science
NIRSNoise Integrated Routing System (aviation)
NIRSNational Information and Reporting System
NIRSNational Informatics Recognition System
NIRSNational Irrigation Research Station (Zambia)
NIRSNavy Implementation for Raster Scanning