noun, noun which may take the genitive case particle 'no'
Refers to the physical outside of a building, structure, or enclosed area. Often used with の to modify nouns.
There is a crack in the outside wall.
外部から建物を見ると、とても古く見える。
When you look at the building from the outside, it looks very old.
noun, noun which may take the genitive case particle 'no'
Refers to being outside a group, organization, company, or system; often contrasted with 内部 (internal). Common in business and social contexts.
外部の人間を会議に呼ぶ。
We invite people from outside to the meeting.
その情報は外部に漏れてはいけない。
That information must not leak to the outside.
The company's confidential information leaked to outsiders.
The system was attacked from the outside.
We decided to outsource that work to an external company.
The prisoner's contact with the outside world is restricted.
foreign key
external bus