MEIRIONNYDD Meaning of MEIRIONNYDD in English Meirionnydd BrE AmE ˌmer i ˈɒn ɪð -ɪθ, -əθ AmE -ˈɑːn- —Welsh [ məir ˈjɔn ɨð, -ɪð \] Longman Pronunciation English Dictionary. Английский словарь произношений Longman. 2012