Hudsonian

adjective

Hud·​so·​ni·​an ¦həd¦sōnēən How to pronounce Hudsonian (audio)
1
: of or relating to Hudson Bay
2
: of, relating to, or being a subdivision of the biogeographic Boreal zone extending across North America from Labrador to Alaska, being bounded to the south and in certain high mountain regions by the isotherm indicating a mean temperature of 57.2° Fahrenheit during the 6 hottest weeks of the year, and marking the northern extent of the coniferous forest belt

Word History

Etymology

Hudson (bay) + English -ian

The Ultimate Dictionary Awaits

Expand your vocabulary and dive deeper into language with Merriam-Webster Unabridged.

  1. Expanded definitions
  2. Detailed etymologies
  3. Advanced search tools
  4. All ad-free

Discover what makes Merriam-Webster Unabridged the essential choice for true word lovers.

Start Your Free Trial Now

Browse Nearby Words

Cite this Entry

“Hudsonian.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/Hudsonian. Accessed 13 Dec. 2025.

Love words? Need even more definitions?

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