laurentian
/lɔːrˈɛntiən/Definitions
1. noun
relating to or characteristic of the Laurentia region in eastern North America, or a person from that region
“The geologist studied the Laurentian shield in the Canadian wilderness.”
2. adjective
relating to or characteristic of the Laurentia region in eastern North America, or a person from that region
“The Laurentian people have a unique cultural heritage.”