- NO
- Number (Governmental » Military)* The Number Of .... (Academic & Science » Mathematics)* Norway (Regional » Countries)* New Orleans (Governmental » State & Local)* Norwegian (Regional » Language Codes (2 Letters))* Not On (Computing » Hardware)* Nitric Oxide (Academic & Science » Chemistry)* New Orleans Saints (Miscellaneous » NFL Teams)* Normally Open (Business » General)* Nitrous Oxide (Academic & Science » Chemistry)* Not Organized (Business » General)* no office (Miscellaneous » USPS)* Next Opportunity (Miscellaneous » Funnies)* Noise Ordinance (Community » Law)* Nordosten (International » German)* Normal Output (Business » Accounting)* Nobelium (Academic & Science » Chemistry)* Next Operating (Computing » General)* Non Oscillatory (Academic & Science » Mathematics)* No Onions (Miscellaneous » Food)* New Orleans Field Office (Governmental » FBI Files)* Nerf Online (Internet » Chat)* Nomine Officii (International » Latin)* Secrets Interagency Steering Group (Governmental » Police)* Novara (Provence) (International » Italian)
Abbreviations dictionary. 2012.