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  • yarrow
    yarrow
    noun
    a composite plant, Achillea millefolium, of Eurasia, having fernlike leaves and flat-topped clusters of whitish flowers, naturalized in North America.
  • Yarrow
    Yarrow
    noun
    a river in SE Scotland, flowing into the Tweed. 14 miles (23 km) long.

yarrow

1 American  
[yar-oh] / ˈjær oʊ /

noun

yarrows plural
  1. a composite plant, Achillea millefolium, of Eurasia, having fernlike leaves and flat-topped clusters of whitish flowers, naturalized in North America.

  2. any of various other plants of the genus Achillea, some having yellow flowers.


Yarrow 2 American  
[yar-oh] / ˈjær oʊ /

noun

  1. a river in SE Scotland, flowing into the Tweed. 14 miles (23 km) long.


yarrow British  
/ ˈjærəʊ /

noun

  1. Also called: milfoil.  any of several plants of the genus Achillea, esp A. millefolium, of Eurasia, having finely dissected leaves and flat clusters of white flower heads: family Asteraceae (composites) See also sneezewort

"Collins English Dictionary — Complete & Unabridged" 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Other Word Forms

Noun Inflected Forms

Etymology

Origin of yarrow

before 900; Middle English yar ( o ) we, Old English gearwe; cognate with German Garbe sheaf

Vocabulary lists containing yarrow

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.

See Examples For:

Certain species such as cow parsley, yarrow and knapweed are in fact spreading, and he welcomes an influx of non-native plants and "garden escapes", such as snowdrop and buddleia.

From BBC Oct. 30, 2025

In Canada, a pasture mix of yarrow, white clover and Rocky Mountain fescue experienced less intense and slower-moving fires than those that burned through nearby grasslands.

From Salon Nov. 1, 2023

In parallel, Werner plans to monitor how key plants, including Gary oak, buckbrush, California poppy, and yarrow, respond to different planting densities on nearly 100 plots.

From Science Magazine Oct. 18, 2023

Patient, calm horses slowly step along a rock-and-soil trail lined with vibrant yellow yarrow, green sage, rustling birch trees and fierce pink-purple fireweed.

From Seattle Times Aug. 9, 2023

Then, having picked off the cobwebs, she pressed the yarrow leaves to his forehead.

From "Wolf Brother" by Michelle Paver

Yarrow was a guest of Norway as the side beat Sweden 3-1 in a warm-up friendly on Monday, with goals by Jorgen Strand Larsen and Antonio Nusa.

From BBC Jun. 5, 2026

Having developed a trusting relationship with Yarrow in his solo shoot, Haaland - "the unofficial voice of the team" - was keen to involve the photographer in their World Cup preparations.

From BBC Jun. 5, 2026

"I'm far too nervous about Scotland v Haiti," Yarrow said.

From BBC Jun. 5, 2026

With his photo entitled 'The Vikings are coming', Yarrow snubbed the tradition of shooting players on airplane steps.

From BBC Jun. 5, 2026

“Nor are cooks wizards, alas,” said Yarrow on her knees to see if the last batch of cakes baking on the hearth-bricks was getting brown.

From "A Wizard of Earthsea" by Ursula K. Le Guin

The three greenhouses run by the parks department are preparing their spring shipment of begonias, yarrows and wandflowers to green spaces like Washington Square Park.

From New York Times Mar. 23, 2017

It is this useful quality as a setting that gives value to many white flowers lacking intrinsic beauty, like sweet alyssum, candy-tuft, the yarrows, and the double feverfew.

From The Garden, You, and I by Wright, Mabel Osgood

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