The word "redoubtable" in English means: Inspiring fear or respect through being impressively large, powerful, intense, or capable., Formidable; causing fear or alarm..
The phonetic transcription of "redoubtable" is /rɪˈdaʊtəbl/ in British English and /rɪˈdaʊtəbl/ in American English. Click the 🔊 button to hear both pronunciations.