sea change
Americannoun
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a striking change, as in appearance, often for the better.
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any major transformation or alteration.
-
a transformation brought about by the sea.
noun
Etymology
Origin of sea change
First recorded in 1600–10
Example Sentences
Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.
Adding complex investments like private equity or hedge funds as a standard part of the mix would be a sea change.
From Salon ● Jul. 9, 2026
"There's something about the fact this team is young and hungry and doing well that makes me feel there could be kind of a sea change about soccer in the US."
From BBC ● Jul. 6, 2026
When betting on the artificial-intelligence trade outpaces gains in the world’s biggest digital currency by more than 200%, you know you’re witnessing a sea change in the global investment zeitgeist.
From Barron's ● Jun. 25, 2026
That would be the first hike by the Fed in three years and a sea change in the outlook for financial markets.
From MarketWatch ● Jun. 24, 2026
As the movement escalated, it became clear that a sea change was occurring not just in America but within black America itself.
From "The Best of Enemies" by Osha Gray Davidson
Definitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023
Idioms from The American Heritage® Idioms Dictionary copyright © 2002, 2001, 1995 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company.
