Laurentian definition

lô-rĕnshən
Of, relating to, or being in the vicinity of the St. Lawrence River.
adjective
0
1
(geology) Of or relating to the Precambrian gneissic granite of the Lake Superior area.
adjective
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1
Designating or of a series of rocks of the Precambrian system in E Canada.
adjective
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1
Of or relating to the St. Lawrence River.
adjective
0
2
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Origin of laurentian

  • From Latin Laurentius Lawrence

    From American Heritage Dictionary of the English Language, 5th Edition