The Collaborative International Dictionary
Laurentian \Lau*ren"tian\, a. Pertaining to, or near, the St. Lawrence River; as, the Laurentian hills.
Laurentian period (Geol.), the lower of the two divisions of the Arch[ae]an age; -- called also the Laurentian.
Douglas Harper's Etymology Dictionary
in reference to granite strata in eastern Canada, 1863, named for the Laurentian Mountains, where it is found, which are named for the nearby St. Lawrence River. Hence, Laurasia, Paleozoic supercontinent comprising North America and Eurasia, 1931, from German (1928), from Laurentia, geologists' name for the ancient core of North America + (Eur)asia.
Wikipedia
Laurentian (French: Laurentides or Laurentien) may refer to:
The Laurentian was a named passenger train operated by the Delaware and Hudson Railway between New York City and Montreal, providing same-day service. The train used the D&H's famed route along Lake Champlain north of Albany, New York. The Laurentian, along with its overnight companion the Montreal Limited, was the flagship of the D&H from its inauguration in 1923 until its discontinuance on the formation of Amtrak in 1971. Since 1974 Amtrak has operated the Adirondack over the same route.
Usage examples of "laurentian".
Early the next morning, they headed over to the small campus of Laurentian University and found room C002B, one of the labs used by the tiny Neuroscience Research Group.
Mary wanted to take a quick look at the Laurentian University bookstore before they headed down to the portal.
But why not make your contribution at Laurentian University in Sudbury?
Before heading out on the long trip to Rochester, they stopped first at Laurentian University to inquire about employment opportunities for Mary and Bandra.
Since they were at Laurentian, they went down to the basement lair of Veronica Shannon.
After all, Laurentian University will be paying us both well, as academic salaries go.
Sudbury Neutrino Observatory, the Creighton Mine, Laurentian University, and York University all really exist.
Reuben Montego had said, the Laurentian lab did a lot of forensic work, and so had sealing tape that could be applied to the glassware.
But Laurentian University, small as it was, had a rape-crisis center, too.
Mary Vaughan set up in the genetics lab at Laurentian, Reuben Montego grabbed some lunch at a Taco Bell, then headed back to St.
She put the key into the ignition, and flattened the accelerator to the floor, and off they shot down the road, leaving Laurentian behind.
Nocci put me in touch with an assistant curator at the Laurentian Library.
Thus in the Laurentian Lakes above Ontario the geologist finds evidence that the drainage lines have again and again been changed.
In this reckoning it should be noted that no account is taken of those great intervals of unrecorded time, such as elapsed between the close of the Laurentian and the beginning of the Cambrian periods.
Reckoning on the lowest estimate, and counting the organic changes which take place during the age as amounting to the thousandth part of the organic changes since the Laurentian age, we find ourselves in face once again of that inconceivable sum which was indicated by the physical record.