The phonetic transcription of "unimpressible" is /ˌʌnɪmˈpresɪbəl/ in British English and /ˌʌnɪmˈpresɪbəl/ in American English. Click the 🔊 button to hear both pronunciations.
Synonyms for "unimpressible": unmoved, insensitive, impassive.
Example usage of "unimpressible": "The child seemed unimpressible, never reacting to any story.". More examples on the page.