noun
National Security Agency (US); NSA
Refers specifically to the United States National Security Agency. Used in news and political contexts.
国家安全保障局はアメリカの情報機関の一つです。
The National Security Agency is one of the United States' intelligence agencies.
Compound of 国家 (nation), 安全 (security), 保障 (guarantee), and 局 (bureau). A direct translation of the English name.