diacritic
🇺🇸
/ˌdaɪəˈkrɪtɪk/
🇬🇧
/ˌdaɪəˈkrɪtɪk/
A small mark added to a letter to change its sound.
In some languages, diacritics are used to indicate different pronunciations of the same letter.
在某些語言中,附加符號用來表示同一個字母的不同發音。