Laurentian

[ law-ren-shuh n ]
/ lɔˈrɛn ʃən /

adjective

of or relating to the St. Lawrence River.
Geology. noting or pertaining to the granite intrusions and orogeny in Canada around the Great Lakes during Archeozoic time.

Origin of Laurentian

1860–65; < Late Latin Laurenti(us) Lawrence (orig. adj., equivalent to Laurent(ēs) men of Laurentum + -ius -ious) + -an

Definition for laurentian (2 of 2)

Laurentian Mountains

plural noun

a range of low mountains in E Canada, between the St. Lawrence River and Hudson Bay.
Also called Lau·ren·tians.

Example sentences from the Web for laurentian

British Dictionary definitions for laurentian (1 of 2)

Laurentian
/ (lɔːˈrɛnʃən) /

adjective

Also: Lawrentian of or resembling the style of D. H. Lawrence or T. E. Lawrence
of, relating to, or situated near the St Lawrence River

British Dictionary definitions for laurentian (2 of 2)

Laurentian Mountains

pl n

a range of low mountains in E Canada, in Quebec between the St Lawrence River and Hudson Bay. Highest point: 1191 m (3905 ft) Also called: Laurentides (ˈlɔːrənˌtaɪdz)