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A diphthong is a single-syllable vowel sound in which the beginning of the sound is different from the end sound—that is, the sound glides from one vowel sound to another. For this reason, diphthongs are often referred to as gliding vowels.
There are eight vowel sounds in American English that are generally agreed upon as being diphthongs.
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the combination of two vowels—a syllabic and a nonsyllabic vowel—in one syllable, for example, the French [oi]. Two types of diphthongs may be distinguished: the rising diphthong, in which the second vowel is the syllable-building element, for example, the French [ie] and [ui] and the falling diphthong, in which the first vowel is the syllable-building element, for example, the English [ai] and [au].

References in periodicals archive ?
For example, bayt > bet, but both written byt, in which case yod came to be associated with e, and was used to represent it where no diphthong had ever existed, or mawt > mot, both written mwt, so that waw came to represent o.
An important group of contrasts reflects the overlapping of the result of the i-mutation of long and short /u/ (long and short /y/) and the long and short diphthongs /ea/ and /eo/ (long and short /ie/) as well as the West-Saxon evolution /ie/ > /i/ > /y/.
Diphthong is not found to occur in words except in ailamba 'this year' In Athpahariya, diphthongs are marginal.
These observations suggest that the English speech of Shona-English bilinguals operates with some allophonic long vowels resulting from compensatory lengthening due to the loss of a member of the diphthong.
B identifies two distinct diphthongs at and aw(Buddruss 1967: 12-14).
Diphthongs were not included in the vowel comparison because Spanish has the diphthongs of English as well as many others.
In his book, Shakespeare's Pronunciation, Kokeritz holds that the diphthong was subtly different in early modern English.
illustrate the fact that the weak vowel of a diphthong, though brief, is
The CD-ROM contains over 120,000 audio pronunciations, great for anybody who doesn't know a schwa from a diphthong.
6 ms); the second syllable vowel is shorter after a long vowel or diphthong in the initial syllable than after a combination of a short vowel and a consonant; c) non-initial syllables can contain long vowels; in disyllabic words the average length of a second syllable long vowel is 197.
Diphthong MP *-aw, and *-ay experiencing retention in ISP.
Specifically, in the case of the oi or oy diphthong (moi becomes [mwe], espoir becomes [espwer]), proper observance of the period pronunciation could transport the listener to the backwoods of the Ardennes instead of to the refined salons of Madeleine de Scudery and the Comtesse de la Suze.