yarrow

noun

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.

noun

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

noun

1. 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)Also called: milfoil See also sneezewort

n.plant, also known as milfoil, Old English gearwe, from Proto-Germanic *garwo (cf. Middle Dutch garwe, Old High German garawa, German Garbe), perhaps from a source akin to the root of yellow.