ARCH- Meaning of ARCH- in English arch- BrE AmE ¦ɑːtʃ AmE ¦ɑːrtʃ▷ — arch-rival ˌɑːtʃ ˈraɪv ə l AmE ˌɑːrtʃ- —Note however the exception archangel ¦ɑːk- ‖ ¦ɑːrk- , and compare archi- Longman Pronunciation English Dictionary. Английский словарь произношений Longman. 2012