upwelling

noun
up·​well·​ing | \ ˌəp-ˈwe-liŋ How to pronounce upwelling (audio) \

Definition of upwelling

: the process or an instance of rising or appearing to rise to the surface and flowing outward especially : the process of upward movement to the ocean surface of deeper cold usually nutrient-rich waters especially along some shores due to the offshore movement of surface waters (as from the action of winds and the Coriolis force)

Examples of upwelling in a Sentence

Recent Examples on the Web

However, deep trenches in the Pacific Ocean near the islands facilitate the upwelling of significantly cooler water. Eric Berger, Ars Technica, "Hurricane Lane likely to skirt Hawaiian islands, but flooding probable [Updated]," 22 Aug. 2018 Because of climate change, the probable range of hurricanes in the Central Pacific should extend farther north as warming sea surface temperatures counteract the effects of cold water upwelling. Eric Berger, Ars Technica, "Hurricane Lane likely to skirt Hawaiian islands, but flooding probable [Updated]," 22 Aug. 2018 The water temperature was 54 degrees and rich with plankton from months of north winds and upwelling. Tom Stienstra, SFChronicle.com, "Chart-buster times: salmon to whales, bears to bighorns," 8 July 2018 The upwelling of cold water resulted in the sea surface temperature cooling five degrees in the storm’s wake. Jason Samenow, Washington Post, "The Category 4 hurricane named Bud collapsed in spectacular fashion," 13 June 2018 Stronger-than-normal high pressure in the subtropical Atlantic has driven stronger trade winds that have intensified ocean mixing, evaporation and upwelling, and the tropical Atlantic has turned quite cold. Phil Klotzbach, Washington Post, "The water in the tropical Atlantic is the coldest in decades. That may stymie hurricane season.," 18 June 2018 Weaker trade winds meant less mixing of the ocean water, less evaporation and less upwelling of cold water, which collectively led to very warm tropical Atlantic Ocean temperatures. Phil Klotzbach, Washington Post, "The water in the tropical Atlantic is the coldest in decades. That may stymie hurricane season.," 18 June 2018 After 100 hours of work, the student engineered a 3-D printed, five-pound model of an automatic shellfish upwelling process, or a silo cleaner. BostonGlobe.com, "Tea by the sea, Korean peace medals, and $2,000 to fight hunger," 13 July 2018 Lots of fish near shallow structure despite cold water upwellings. Mark Blythe, OrlandoSentinel.com, "Central Florida fishing forecast: July 6," 5 July 2018

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'upwelling.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

See More

First Known Use of upwelling

1868, in the meaning defined above

Keep scrolling for more

Learn More about upwelling

Dictionary Entries near upwelling

upwarp

upwash

upwell

upwelling

upwent

upwhirl

upwind

Statistics for upwelling

Look-up Popularity

Time Traveler for upwelling

The first known use of upwelling was in 1868

See more words from the same year

More from Merriam-Webster on upwelling

Rhyming Dictionary: Words that rhyme with upwelling

Britannica.com: Encyclopedia article about upwelling

Comments on upwelling

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

WORD OF THE DAY

incapable of being surmounted or overcome

Get Word of the Day daily email!

Test Your Vocabulary

Finance Words Quiz

  • a-piggy-bank
  • The etymology of mortgage is related most closely to which two words?
How Strong Is Your Vocabulary?

Test your vocabulary with our 10-question quiz!

TAKE THE QUIZ
SCRABBLE® Sprint

Test Your Knowledge - and learn some interesting things along the way.

TAKE THE QUIZ
Love words? Need even more definitions?

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