National Agricultural Library
Network Abstraction Layer
National Aerospace Laboratory
Novell Application Launcher
nalcool
Nationality
National Aerospace Laboratories
National AirLines
Net Advantage To Leasing
NetWare Application Launcher
Network Access Line
No Action Level
Nacystelyn
nalidixic acid
naloxone
naloxone hydrochloride
Naltrexone
Naphthylalanine
nasal lavage
nasal lavage fluid
Nasal lavages
National Academic League
National Accelerator Laboratory
National Acoustic Laboratories
National Acoustics Laboratory
National Aeronautical Laboratory
National Aeronautics Laboratory
National Aerospace Laboratries
National Agriculture Library
National Art Library
Naval Aeronautical Laboratory
NetWare Applications Launcher
Network Adaptation Layer
Network Application Launcher
Network Application Layer
New Assembly Language
NewAlliance Bancshares, Inc.
Newcastle Airport Ltd
NICHOLSON AREA LIBRARY
No-Alpha Lead