incomprehensible
🇺🇸
/ɪnˌkɑːmprɪˈhensəbl/
🇬🇧
/ɪnˌkɒmprɪˈhensəbl/
Unable to be understood or too complex to grasp.
The professor's lecture was so full of technical jargon that it was incomprehensible to the students.
교수님의 강의는 기술 용어가 너무 많아서 학생들이 이해할 수 없었습니다.