An example of a dipthong is the oa in the word coat.
- Phonet. a complex vowel sound made by gliding continuously from the position for one vowel to that for another within the same syllable, as (? = ä??) in down, (? = ä??) in ride, (? = ô??) in boy
- Printing either of the ligatures æ or œ, pronounced as diphthongs in classical Latin
Origin of diphthongMiddle English diptonge ; from Late Latin diphthongus ; from Classical Greek diphthongos ; from di-, two + phthongos, voice, sound ; from phthengesthai, to utter
Origin of diphthongMiddle English diptonge, from Old French diptongue, from Late Latin diphthongus, from Greek diphthongos : di-, two; see di–1 + phthongos, sound.
French diphtongue, from Ancient Greek δίφθογγος (diphthongos, “two sounds”), from δίς (dis, “twice”) + φθόγγος (phthongos, “sound”).