NOS

Acronym	Definition
NOS	Not Otherwise Specified
NOS	Network Operating System
NOS	National Ocean Service (NOAA)
NOS	National Occupational Standards (UK)
NOS	Nitric Oxide Synthase
NOS	Notice of Suspension (various meanings)
NOS	New Orleans Saints
NOS	Nosferatu (vampire reference)
NOS	Newcastle-Ottawa Scale (public health quality assessment; Canada)
NOS	New Old Stock
NOS	Non-Oversampling (digital audio converter)
NOS	Notice of Sale
NOS	Nitrous Oxide System
NOS	National Osteoporosis Society (UK)
NOS	Nederlandse Omroep Stichting
NOS	Never on Sunday
NOS	Nippon Office Systems (Japan)
NOS	National Orange Show (San Bernardino, CA)
NOS	Network Operations Squadron (US Air Force)
NOS	National Open School
NOS	not Off Set
NOS	Netware Operating System
NOS	Non Delay Overclocking System
NOS	Nitro Oxide System
NOS	not of Specific Origin
NOS	Notes Object Services
NOS	Number of Statements
NOS	Number Of Sectors
NOS	National Ocean Survey (NOAA)
NOS	Nature of Suit (legal)
NOS	Natural Orifice Surgery (Transdouglas technique)
NOS	Net One Systems (Japan)
NOS	New Orleans Square (Disneyland)
NOS	Never Out of Stock
NOS	Non-Oily Solid
NOS	No Other Symptoms
NOS	Naval Ordnance Station
NOS	Not on Shelf
NOS	NATO Office of Security
NOS	Not on Schedule
NOS	New Old Stuff
NOS	National Ocean Science
NOS	No One Survives (gaming team)
NOS	Novell Operating System
NOS	Network Optimization System (Sprint)
NOS	Night Observation System
NOS	Not One Scratch (condition of items for sale)
NOS	Next on Stack
NOS	Net Outside Sales
NOS	Network Optimization Support (Cisco)
NOS	National Orthodox School (Amman, Jordan)
NOS	Network Operations Specialist (Sprint)
NOS	Notification of Sourcing
NOS	No Organism Seen (medical/microbiology reference)
NOS	Non Operational Primitive Sequence
NOS	Nuke On Sight
NOS	Non-Organic Substance
NOS	Contract for Bureau of Supplies and Accounts (US Navy)
NOS	Northern Tropospheric Oxidants Study
NOS	Naval Observatory Station (astronomy and astrophysics; Flagstaff, AZ)
NOS	Network Operations Superintendent (railway specialist)
NOS	Nucleus of Spheres (gaming, Dungeons & Dragons)