[ ], / / and ⟨ ⟩, see IPA § Brackets and transcription delimiters. A diphthong (/ˈdɪfθɒŋ, ˈdɪp-/ DIF-thong, DIP-; from Ancient Greek δίφθογγος (díphthongos) 'two...

spurious diphthong (or false diphthong) is an Ancient Greek vowel that is etymologically a long vowel but written exactly like a true diphthong ει, ου (ei...

/ / and ⟨ ⟩, see IPA § Brackets and transcription delimiters. English diphthongs have undergone many changes since the Old and Middle English periods....

either the diphthong /aɪ/ ("long" ⟨i⟩) as in kite, the short /ɪ/ as in bill, or the ⟨ee⟩ sound /iː/ in the last syllable of machine. The diphthong /aɪ/ developed...

linguistics, vowel breaking, vowel fracture, or diphthongization is the sound change of a monophthong into a diphthong or triphthong. Vowel breaking may be unconditioned...

and in some dialects /ø/ – than in unstressed ones – /ɑ e u/. It had diphthongs that no longer exist in Modern English, which were /io̯ eo̯ æɑ̯/, with...

in RP /iː/ and /uː/ are slightly diphthongized, and are often narrowly transcribed in phonetic literature as diphthongs [ɪi] and [ʊu]. Vowels may be phonologically...

teaching to demonstrate the diphthong /aʊ/. English orthography also uses the homophonic spelling "ou" to represent this diphthong in words like "noun" and...

sound change by which a diphthong becomes a monophthong, a type of vowel shift. It is also known as ungliding, as diphthongs are also known as gliding...

developed into diphthongs of a generally less common type in which both elements are of the same height, called height-harmonic diphthongs. This process...