polyphone

/ˈpɑlɪfoʊn/
noun
  1. A letter or symbol that represents more than one sound.
    • The teacher explained that 'ough' is a polyphone with multiple pronunciations like 'though' and 'rough'.
    • Linguists study polyphones to understand spelling variations across languages.
    • In English, the letter 'c' is a polyphone because it can sound like /k/ in 'cat' or /s/ in 'city'.
What does "polyphone" mean? | whatsthatwordmean | whatsthatwordmean