/yar"oh/, n.
a river in SE Scotland, flowing into the Tweed. 14 mi. (23 km) long.

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Any of about 80 species of perennial herbs that make up the genus Achillea in the composite family, native mainly to the northern temperate zone.

Some species are cultivated as garden ornamentals. They have toothed, often finely cut, sometimes aromatic leaves. Many small white, yellow, or pink flowers are often grouped into flat-topped clusters, which can be dried for winter bouquets.

Yarrow (Achillea millefolium variety lanulosa)

Dennis E. Anderson

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 any of about 115 species of perennial herbs constituting the genus Achillea in the family Asteraceae, and native primarily to the North Temperate Zone. They have toothed, often finely cut leaves that are sometimes aromatic. The many small white, yellow, or pink flowers often are grouped into flat-topped clusters.

      Some species are cultivated as garden ornamentals. The dried leaves of sneezewort (A. ptarmica) are used to make a sneezing powder, and parts of yarrow or milfoil (A. millefolium) have been used for snuff and tea.

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Universalium. 2010.

(Achillea millefolium)

Look at other dictionaries:

  • Yarrow — bezeichnet einen kryptografisch sicheren Pseudozufallszahlengenerator, siehe Yarrow (Algorithmus) einen Fluss in Lancashire im Nordwesten Englands, siehe Yarrow (Fluss) eine Stadt in British Columbia, siehe Yarrow (Stadt) eine Werft in Glasgow,… …   Deutsch Wikipedia

  • Yarrow — est un générateur cryptographique de nombres pseudo aléatoires inventé par Bruce Schneier, John Kelsey et Niels Ferguson. Son nom est tiré du nom anglais de l achillée millefeuille (Achillea millefolium), une plante utilisée dans la divination… …   Wikipédia en Français

  • Yarrow —    YARROW, a parish, in the county of Selkirk, 9 miles (W.) from Selkirk; containing, with the village of Ettrick Bridge and part of Yarrowford, 1264 inhabitants. This place, which is of considerable antiquity, was originally designated as the… …   A Topographical dictionary of Scotland

  • yarrow — [yar′ō] n. [ME yarowe < OE gæruwe, akin to Ger garbe] any of a genus (Achillea) of perennial plants of the composite family; esp., the common yarrow ( A. millefolium), having a strong smell and taste, finely divided leaves, and clusters of… …   English World dictionary

  • Yarrow — Yar row, n. [OE. yarowe, yarwe, [yogh]arowe, AS. gearwe; akin to D. gerw, OHG. garwa, garawa, G. garbe, schafgarbe, and perhaps to E. yare.] (Bot.) An American and European composite plant ({Achillea Millefolium}) with very finely dissected… …   The Collaborative International Dictionary of English

  • Yarrow — (spr. Jarro), 1) Nebenfluß des Tweed in Schottland, entspringt in der Grafschaft Selkirk, bildet einige Seen u. mündet unterhalb Selkirk; 2) Kirchspiel hier; 1500 Ew …   Pierer's Universal-Lexikon

  • yarrow — (n.) plant, also known as milfoil, O.E. gearwe, from P.Gmc. *garwo (Cf. M.Du. garwe, O.H.G. garawa, Ger. Garbe), perhaps from a source akin to the root of YELLOW (Cf. yellow) …   Etymology dictionary

  • yarrow — ► NOUN ▪ a plant with feathery leaves and heads of small white or pale pink flowers, used in herbal medicine. ORIGIN Old English …   English terms dictionary

  • YARROW — UNITED KINGDOM (see also List of Individuals) 13.1.1842 London/UK 24.1.1932 London/UK At the end of his schooling in the South of England, Yarrow became an indentured apprentice to the Thames engine builder Ravenhill. During this five year period …   Hydraulicians in Europe 1800-2000

  • Yarrow — El algoritmo Yarrow ( algoritmo de la milenrama ) es un generador de números pseudoaleatorios criptográficamente seguro. Su nombre proviene de la planta llamada milenrama, aquilea, o plumerillo, que se usaba como agente aleatorizante en la… …   Wikipedia Español

  • yarrow —    In Devon and Cornwall, girls wanting to dream of their future husbands would pick this plant at night some said, from a young man s grave and put it under their pillows, saying:    Good night, fair yarrow, Thrice good night to thee, I hope… …   A Dictionary of English folklore

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