• NAS
• NASA
• NASM
• NASW
• NASBA
• NASAAC
• NASCAR
• NASDAQ
• NASUWT
• NASTRAN
• NASPGHAN

NAS (suomeksi)

Määritelmät:

• Naval Air Station
• National Academy of Sciences (US)
• Network-attached storage
• National Autistic Society (UK).
• (christianity) New American Standard (bible)