NAVAIR - U.S. Navy Naval Air Systems Command (Ferrium C61 C64 alloys)
NAVSEA - Naval Sea Systems Command (for whom the composite ballistic screen was developed)
NELSON - Large European lung cancer CT screening trial launched in the Netherlands and Belgium in 2004 (Lung cancer screening)
NEM - network equipment manufacturer (Gigabit ethernet test equipment)
Natural Language Processing - computational analysis of human language so software can extract meaning, structure, or intent from text or speech.
NFC - Near Field Communication
NSP - network service provider (Gigabit ethernet test equipment)