English dictionary
diphthong
/'d/I/f/T//O//N/
Definitions, examples, synonyms and antonyms from WordNet 3.0.
noun
-
a vowel sound that starts near the articulatory position for one vowel and moves toward the position for another
Source: WordNet 3.0
-
A coalition or union of two vowel sounds pronounced in one syllable; as, <i>ou</i> in <i>out</i>, <i>oi</i> in <i>noise</i>; -- called a <i>proper diphthong</i>.
Source: webster1913
verb
-
To form or pronounce as a diphthong; diphthongize.
Source: webster1913