blue-green
Americannoun
Etymology
Origin of blue-green
First recorded in 1850–55
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.
GUILIN, China—More than a millennium ago, the Tang dynasty writer Han Yu said of Guilin’s landscape, “The river forms a blue-green silk ribbon, the mountains are like jade hairpins.”
From The Wall Street Journal ● Sep. 8, 2026
Right in the heart of the UK capital, Hyde Park's famous Serpentine lake was closed for swimming on Monday because of high levels of blue-green algae.
From BBC ● Aug. 10, 2026
Sue Schwar, the founder of South Essex Wildlife Hospital, said she was "100% sure" the deaths had been caused by exposure to blue-green algae.
From BBC ● Aug. 4, 2026
A spokesperson for Armagh City, Banbridge and Craigavon Borough Council said watersports activities and open-water swimming at Craigavon Lakes were suspended on 21 July due to the presence of blue-green algae.
From BBC ● Jul. 26, 2026
He sits beside me on the bed and turns to look at me with his blue-green eyes.
From "Simon vs. the Homo Sapiens Agenda" by Becky Albertalli
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Idioms from The American Heritage® Idioms Dictionary copyright © 2002, 2001, 1995 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company.
