Word.ws English Dictionary

Laurentian

/lɒˈɹɛnʃən/

More pronunciations (1)Fewer pronunciations

Canada/ləˈɹɛnʃən/

Laurentian adjective: relating to a Precambrian geological region in eastern Canada, or the period of its formation.

Adjective (1)

Laurentian (not comparable)

  1. Relating to a Precambrian geological region in eastern Canada, or the period of its formation.
  2. Relating to the Laurentian Mountains.
    Synonyms:
    Laurentide
  3. Pertaining to, or near, the Saint Lawrence River.
    • In the Laurentian hills.
  4. (broadly, nonstandard) Of or pertaining to Canada as a whole.

Noun

Laurentian (plural Laurentians)

  1. A resident of Saint Laurent.
  2. A resident of the Saint Lawrence Valley.
  3. A resident of the Laurentian Mountains.

Proper noun

Laurentian

  1. An extinct Iroquoian language of Canada.
  2. The Laurentian period.
    Synonyms:
    St. Lawrence Iroquoian

Adjective (2)

Laurentian (not comparable)

  1. Relating to Lorenzo de' Medici, or to the Laurentian Library in Florence named after him.

Synonyms of Laurentian

Forms of Laurentian

pluralLaurentians

Origin of Laurentian

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

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

Words formed from Laurentian

Phrases with Laurentian

Questions about Laurentian

What does Laurentian mean?
Laurentian means relating to a Precambrian geological region in eastern Canada, or the period of its formation.
What part of speech is Laurentian?
Laurentian can be an adjective, a noun or a proper noun.
How do you pronounce Laurentian?
Laurentian is pronounced /ləˈɹɛnʃən/ (Canada).

Words near Laurentian in the dictionary

  1. Laurent polynomial
  2. Laurent polynomials
  3. Laurent series
  4. Laurent's acid
  5. Laurentia
  6. Laurentian
  7. Laurentian chair
  8. Laurentian chairs
  9. Laurentian Divide
  10. Laurentian Hills
  11. Laurentian Valley

Source and license

Adapted from Wiktionary: Laurentian (page history and authors). Text available under the Creative Commons Attribution-ShareAlike 4.0 license. Word.ws reformatted the entry and added links. Wiktionary data of 2026-09-02.

Last updated:

Pronunciation audio from Wikimedia Commons, each file under its own free license: LL-Q1860 (eng)-Vealhurl-Laurentian.wav.

Cite this entry: “Laurentian.” Word.ws, https://word.ws/laurentian. Based on Wiktionary, CC BY-SA 4.0.