polyphone

英 ['pɒlɪfəʊn] 美 ['pɒlɪˌfoʊn]

• n. 多音字；自动换片唱机之一种

英英释义

Noun:

1. a letter that has two or more pronunciations;

   "`c' is a polyphone because it is pronounced like `k' in `car' but like `s' in `cell'"