Signal to Noise Ratio
signal-to-noise ratio
supernova remnant
Supplier Nonconformance Report
Saved Number Redial
School of Natural Resources
Serial NumbeR
SIGNAL/NOISE RATIO
Sub-Network Router
Sanitary Napkin Receptacle
Schenectady Naval Reactor
selective nerve root
Selective Noncatalytic Reduction
semantic network relationship
Senior National Representative
Signal-to-Node Ratio
Signal-to-Noise
signal-to-noise ratios
Simple Node Representation
slow neutron reactor
SN pars reticulata
Society for Nautical Research
special needs register
speech-to-noise ratio
Startup Notification Report
Stored Number Redial
Strontium Nickel Rhodate
substantia nigra
substantia nigra pars reticulata
substantia nigra reticulata