un ‧ re ‧ peat ‧ a ‧ ble /ˌʌnrɪˈpiːtəb ə l◂/ BrE AmE adjective
[ Word Family: adjective : ↑ repeated , ↑ repetitive , ↑ repetitious , ↑ repeatable ≠ ↑ unrepeatable ; noun : ↑ repeat , ↑ repetition ; adverb : ↑ repeatedly , ↑ repetitively ; verb : ↑ repeat ]
1 . too rude or offensive to repeat:
He said something unrepeatable.
2 . unable to be done again