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Definition of Laurentian
1. a. Pertaining to, or near, the St. Lawrence River; as, the Laurentian hills.
Definition of Laurentian
1. Adjective. Relating to a Precambrian geological region in eastern Canada, or the period of its formation. ¹
2. Adjective. Relating to the (w Laurentian Mountains). ¹
3. Adjective. Pertaining to, or near, the St. Lawrence River. ¹
4. Noun. An extinct Iroquoian language of Canada. ¹
5. Noun. (context: geology) The Laurentian period. ¹
¹ Source: wiktionary.com
Medical Definition of Laurentian
1.
Pertaining to, or near, the St. Lawrence River; as, the Laurentian hills.