Definition of diphthongize verb from the Oxford Advanced Learner's Dictionary

 

diphthongize

 verb
(British English also -ise)verb
BrE BrE//ˈdɪfθɒŋaɪz//
 
; NAmE NAmE//ˈdɪfθɑːŋaɪz//
 
, NAmE//ˈdɪfθɔːŋaɪz//
 
, NAmE//ˈdɪpθɑːŋaɪz//
 
, NAmE//ˈdɪpθɔːŋaɪz//
 
Verb Forms present simple I / you / we / they diphthongize
BrE BrE//ˈdɪfθɒŋaɪz//
 
; NAmE NAmE//ˈdɪfθɑːŋaɪz//
 
, NAmE//ˈdɪfθɔːŋaɪz//
 
, NAmE//ˈdɪpθɑːŋaɪz//
 
, NAmE//ˈdɪpθɔːŋaɪz//
 
he / she / it diphthongizes
BrE BrE//ˈdɪfθɒŋaɪzɪz//
 
; NAmE NAmE//ˈdɪfθɑːŋaɪzɪz//
 
, NAmE//ˈdɪfθɔːŋaɪzɪz//
 
, NAmE//ˈdɪpθɑːŋaɪzɪz//
 
, NAmE//ˈdɪpθɔːŋaɪzɪz//
 
past simple diphthongized
BrE BrE//ˈdɪfθɒŋaɪzd//
 
; NAmE NAmE//ˈdɪfθɑːŋaɪzd//
 
, NAmE//ˈdɪfθɔːŋaɪzd//
 
, NAmE//ˈdɪpθɑːŋaɪzd//
 
, NAmE//ˈdɪpθɔːŋaɪzd//
 
past participle diphthongized
BrE BrE//ˈdɪfθɒŋaɪzd//
 
; NAmE NAmE//ˈdɪfθɑːŋaɪzd//
 
, NAmE//ˈdɪfθɔːŋaɪzd//
 
, NAmE//ˈdɪpθɑːŋaɪzd//
 
, NAmE//ˈdɪpθɔːŋaɪzd//
 
-ing form diphthongizing
BrE BrE//ˈdɪfθɒŋaɪzɪŋ//
 
; NAmE NAmE//ˈdɪfθɑːŋaɪzɪŋ//
 
, NAmE//ˈdɪfθɔːŋaɪzɪŋ//
 
, NAmE//ˈdɪpθɑːŋaɪzɪŋ//
 
, NAmE//ˈdɪpθɔːŋaɪzɪŋ//
 
 
jump to other results
diphthongize something (phonetics) to change a vowel into a diphthong
See the Oxford Advanced American Dictionary entry: diphthongize