Transonic means breaking the sound barrier by travelling faster than the speed of sound (1,236 kph or 768 mph).
t ɹ æ n s ɑ n ɪ k WORD_BOUNDARY m iː n z WORD_BOUNDARY b ɹ eɪ k ɪ ŋ WORD_BOUNDARY ð ə WORD_BOUNDARY s aʊ n d WORD_BOUNDARY b æ ɹ i ə ɹ WORD_BOUNDARY b aɪ WORD_BOUNDARY t ɹ æ v ə l ɪ ŋ WORD_BOUNDARY f æ s t ə ɹ WORD_BOUNDARY ð ʌ n WORD_BOUNDARY ð ə WORD_BOUNDARY s p iː d WORD_BOUNDARY ʌ v WORD_BOUNDARY s aʊ n d WORD_BOUNDARY w ʌ n WORD_BOUNDARY t uː h ʌ n d ɹ ɪ d WORD_BOUNDARY θ ɜː t i WORD_BOUNDARY s ɪ k s WORD_BOUNDARY k eɪ p iː eɪ t̠ʃ WORD_BOUNDARY ɔ ɹ WORD_BOUNDARY s ɛ v ə n h ʌ n d ɹ ɪ d WORD_BOUNDARY s ɪ k s t i WORD_BOUNDARY eɪ t WORD_BOUNDARY ɛ m p iː eɪ t̠ʃ WORD_BOUNDARY