Laurentian

adjective Lau·ren·tian \lȯˈrench(ē)ən\

Definition of Laurentian

  1. 1a :  of, relating to, or located near the Saint Lawrence River Laurentian hills b :  of or relating to mountain-making movements of the Archean era Collision doesn't explain the Laurentian rocks, because they show no sign of originating in an area that was being squeezed. — Richard Monastersky, Science News, 3 June 1989 c :  of, relating to, or being the prehistoric Laurentia land mass If the northern Piedmont is allochthonous, just as its southern counterpart in South Carolina appears to be … it could be of Laurentian, Gondwanan, or Armorican origin. — Rob Van der Voo, Annual Review of Earth, 1982

  2. 2 :  of or relating to D. H. Lawrence Richard Aldington, Lawrence's best biographer and one of his best critics, points out somewhere that the Joycean and Laurentian approaches to art and life are totally opposed. — Anthony Burgess, New York Times Book Review, 14 July 1985

There's more!

Love words? You must — there are over 200,000 words in our free online dictionary, but you are looking for one that’s only in the Merriam-Webster Unabridged Dictionary.

Start your free trial today and get unlimited access to America's largest dictionary, with:

  • More than 250,000 words that aren't in our free dictionary
  • Expanded definitions, etymologies, and usage notes
  • Advanced search features
  • Ad free!
Already a subscriber? Log in.

Origin and Etymology of laurentian

Latin Laurentius Lawrence (in sense 1 representing the St. Lawrence River, southern Quebec and southeast Ontario, Canada, and in sense 2 representing D. H. Lawrence †1930 English novelist) + English -an


Seen and Heard

What made you want to look up Laurentian? Please tell us where you read or heard it (including the quote, if possible).

Love words? Need even more definitions?

Subscribe to America's largest dictionary and get thousands more definitions and advanced search—ad free!

Love words? Need even more definitions?

Subscribe to America's largest dictionary and get thousands more definitions and advanced search—ad free!