transcription, транскрипция: [ ɪndju:bɪtəb(ə)l, AM -du:b- ]
You use indubitable to describe something when you want to emphasize that it is definite and cannot be doubted. ( FORMAL )
His brilliance renders this film an indubitable classic.
= undeniable
ADJ [ emphasis ]
• in‧du‧bi‧tably
His behaviour was indubitably ill-judged.
ADV