かくちょうし
Kakuchoushi
拡張子 (Kakuchoushi) is a Japanese noun meaning “file extension”.
Meanings
- nounfile extension
Examples
ウィンドウズは、拡張子を付けないとファイルを読んでくれない。
With Windows, you have to have extensions or it won't read your files.
Sentences from Tatoeba (CC BY 2.0 FR).