Japanese word

拡張子

Pronunciation

Romajikakuchōshi

Meaning

  • nounextension

Example

このファイルの拡張子は何ですか？ko no fa i ru no kaku chō shi wa nan de su ka

What is this file's extension?

Illustration for 拡張子 (extension)

More examples

多くの画像ファイルは、拡張子で種類が分かります。ō ku no ga zō fa i ru wa kaku chō shi de shu rui ga wa ka ri ma su

You can tell the type of many image files by their extensions.

Core concept

Serves as a file name's identifying suffix, linking the file to a format and often to software that opens it.

Common phrases

  • 拡張子を確認するkaku chō shi o kaku nin su ru

    check the file extension

  • 拡張子を変更するkaku chō shi o hen kō su ru

    change the file extension

  • 拡張子を指定するkaku chō shi o shi tei su ru

    specify the file extension

  • 拡張子が付いているkaku chō shi ga tsu i te i ru

    have a file extension

Definition in Japanese

ファイル名の末尾に置かれ、ファイルの形式や開くためのソフトを示す部分。fa i ru mei no matsu bi ni o ka re fa i ru no kei shiki ya hira ku ta me no so fu to o shime su bu bun

Word origin

拡張 (kakuchō, "expansion") combines with 子 (shi, "element") to form the Japanese computing term for a file name's identifying suffix.

Usage tips

  • The word extension has a broader meaning in English, while its use after a file name's final period refers to the suffix that indicates the file format.

Word lists with this word