Ffonem

Mewn iaith neu dafodiaith, ffonem ydy'r uned leiaf o sain a ddefnyddir i greu cyferbyniadau ystyrlon rhwng tafodleferydd.^[1]

1. ↑ International Phonetic Association (1999). "Phonetic description and the IPA chart", Handbook of the International Phonetic Association: a guide to the use of the international phonetic alphabet. Cambridge University Press. ISBN 9780521637510. URL