Lepidium ruderale
Mustard Mus"tard, n. [OF. moustarde, F. moutarde, fr. L. mustum must, -- mustard was prepared for use by being mixed with must. See {Must}, n.] 1. (Bot.) The name of several cruciferous plants of the genus {Brassica} (formerly {Sinapis}), as {white mustard} ({Brassica alba}), {black mustard} ({Brassica Nigra}), {wild mustard} or {charlock} ({Brassica Sinapistrum}). [1913 Webster]

Note: There are also many herbs of the same family which are called mustard, and have more or less of the flavor of the true mustard; as, bowyer's mustard ({Lepidium ruderale}); hedge mustard ({Sisymbrium officinale}); Mithridate mustard ({Thlaspi arvense}); tower mustard ({Arabis perfoliata}); treacle mustard ({Erysimum cheiranthoides}). [1913 Webster]

2. A powder or a paste made from the seeds of black or white mustard, used as a condiment and a rubefacient. Taken internally it is stimulant and diuretic, and in large doses is emetic. [1913 Webster]

{Mustard oil} (Chem.), a substance obtained from mustard, as a transparent, volatile and intensely pungent oil. The name is also extended to a number of analogous compounds produced either naturally or artificially. [1913 Webster]


The Collaborative International Dictionary of English. 2000.

Look at other dictionaries:

  • Lepidium ruderale — ID 46226 Symbol Key LERU Common Name roadside pepperweed Family Brassicaceae Category Dicot Division Magnoliophyta US Nativity Introduced to U.S. US/NA Plant Yes State Distribution AL, CA, CT, DE, FL, IL, KY, LA, MA, MD, ME, MI, NC, NH, NJ, NY,… …   USDA Plant Characteristics

  • Lepidium ruderale L. — Symbol LERU Common Name roadside pepperweed Botanical Family Brassicaceae …   Scientific plant list

  • Lepidium — flavum in Mojave Desert Scientific classification Kingdom: Plantae …   Wikipedia

  • Lepidium — Lepidium …   Wikipédia en Français

  • Lepidium — Lepidium …   Wikipédia en Français

  • Lepidium —   Lepidium …   Wikipedia Español

  • Lepidium — Kressen Zeichnung von Pflanzenteilen der Feld Kresse (L. campestre) Systematik Abteilung …   Deutsch Wikipedia

  • Lepidĭum — (L. L), Pflanzengattung aus der Familie der Cruciferae Lepidineae, 15. Kl. 1. Ordn. L.; Schötchen von der Seite her zusammengedrückt, länglich, rundlich od. eiförmig, Fächer einsamig, Klappen kahnförmig, auf dem Rücken gekielt od. geflügelt;… …   Pierer's Universal-Lexikon

  • КЛОПОВНИК (LEPIDIUM L.) — см. Клоповник пронзенный. Ботанические сведения. Семейство Крестоцветных (Cruciferae). Растения с очень короткими округлыми, яйцевидными стручочками. Клоповник пронзенный (Lepidium perfoliatum L.). Одно или двулетнее растение. Стебель 8 30 см… …   Токсикология ядовитых растений

  • Lépidie — Lepidium Lepidium …   Wikipédia en Français

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