LAWRENTIAN Meaning of LAWRENTIAN in English Lawrentian BrE AmE lɒ ˈren t ʃ ə n lɔː-, -ˈren t ʃ i‿ən AmE \ lɔː- lɑː- ▷ Lawrentian|s z Longman Pronunciation English Dictionary. Английский словарь произношений Longman. 2012