Student Dictionary

One entry found for diphthong.
Main Entry: diph·thong
Pronunciation: primarystressdif-secondarystressthodoteng, primarystressdip-
Function: noun
: a two-element speech sound that begins with the tongue position for one vowel and ends with the tongue position for another all within one syllable <the sounds of "ou" in "out" and of "oy" in "boy" are diphthongs>

Pronunciation Symbols