Laurentian

//ləˈɹɛnʃən// adj, name, noun

adj, name, noun ·Uncommon ·Advanced level

Definitions

Noun
  1. 1
    A resident of Saint Laurent.
  2. 2
    A resident of the Saint Lawrence Valley.
  3. 3
    A resident of the Laurentian Mountains.
Adjective
  1. 1
    Relating to a Precambrian geological region in eastern Canada, or the period of its formation. not-comparable
  2. 2
    Relating to Lorenzo de' Medici, or to the Laurentian Library in Florence named after him. not-comparable
  3. 3
    Relating to the Laurentian Mountains. not-comparable
  4. 4
    Pertaining to, or near, the Saint Lawrence River. not-comparable

    "In the Laurentian hills."

  5. 5
    Of or pertaining to Canada as a whole. broadly, nonstandard, not-comparable
Proper Noun
  1. 1
    An extinct Iroquoian language of Canada.
  2. 2
    The Laurentian period.

Synonyms

All synonyms
laurentian periodlaurentidest lawrence iroquoianst. lawrence iroquoian

Example

More examples

"In a study published Wednesday in the science journal Nature, Laurentian University geologist Elizabeth Turner detailed how she found fossilized three-dimensional structures that resemble modern sponge skeletons in thin sections of rocks taken from the remnants of a prehistoric ocean reef."

Etymology

Etymology 1

From Latin Laurentius (“Laurence”) + -ian, after the Saint Lawrence River. Piecewise doublet of Laurencian and Lawrentian; compare also lawrencium.

Etymology 2

From Latin Laurentius (“Laurence”) + -ian, after the Latinized name of Lorenzo de' Medici.

Related phrases

Laurentian DivideLaurentian HillsLaurentian MountainsLaurentian ShieldLaurentian ValleyLaurentian chairlaurentian mountainslaurentian periodsaint laurentsaint lawrence river valley

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Data sourced from Wiktionary, WordNet, CMU, and other open linguistic databases. Updated March 2026.