DIPHTHONG

(Gk. double) compound 259, sound, composed of two vowel sounds year joined to form one sound distinct from either of the two original. There are four |sounds in English which are pure D’s. by | These are i=a-i, as in the word aisle; certain | ™=i-++u, as in the word duke; ot =auw-+1, c. as in joist;and ow=a-+u, as in south. the Many vowels in English are not. D’s. in Divine sound.