"Diphthongation" Natural Recordings by Native Speakers
Diphthongation refers to the process of turning a vowel sound into a combination of two vowel sounds, often pronounced smoothly and continuously, like in the words "oy" or "ou." In some languages, such as English, diphthongation occurs when a vowel is followed by a glide or a semivowel, resulting in a modified pronunciation.
Pertaining to diphtheria, a contagious bacterial infection that causes a thick gray patches to form on the tonsils, and in severe cases, can lead to breathing difficulties and other serious complications.
Diphtheritis is a severe form of diphtheria, a serious bacterial infection caused by Corynebacterium diphtheriae. Diphtheritis is characterized by the presence of a thick, greyish membrane on the tonsils, throat, or nose, which can block the airways and lead to life-threatening complications such as respiratory failure, heart problems, and neurological damage.
To diphthongise means to pronounce a vowel sound as a combination of two vowel sounds, with the sound changing smoothly from one to the other. For example, the "ou" in English words like "noise" or "boat" is a diphthong.
Diphthongising is the act of pronouncing a vowel sound as if it were a combination of two distinct vowel sounds, typically a glide from one vowel to another, often used in linguistics and phonetics to describe the process of changing a single vowel sound into a diphthong.