hypersaline

adjective

hy·​per·​sa·​line ˌhī-pər-ˈsā-ˌlēn How to pronounce hypersaline (audio)
-ˌlīn
variants or less commonly hyper-saline
: highly saline
… they dwell in one of the world's harshest habitats—shallow hypersaline lakes. Few creatures can tolerate the unusual environments of these saline deserts. Stephen Jay Gould
Sugar production is blamed for diverting freshwater flow through the Everglades and dumping excess nutrients. As a result, water flowing from the Everglades into Florida Bay and ultimately into the Keys, is hypersaline and prone to algal blooms. Rodale's Scuba Diving
hypersalinity noun
or less commonly hyper-salinity
Fresh water flowing into the sea is trapped; with no outflow, the only way out is up. High evaporation rates in this hot, arid zone result in extreme hypersalinity. Batsheva Sobelman

Word History

First Known Use

1937, in the meaning defined above

Time Traveler
The first known use of hypersaline was in 1937

Dictionary Entries Near hypersaline

Cite this Entry

“Hypersaline.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/hypersaline. Accessed 28 Nov. 2022.

Love words? Need even more definitions?

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


Commonly Confused Words Quiz

  • vector image of a face with thought expression
  • I went to the ______ store to buy a birthday card.
True or False

Test your knowledge - and maybe learn something along the way.

TAKE THE QUIZ
Universal Daily Crossword

A daily challenge for crossword fanatics.

TAKE THE QUIZ