Rust

Rust
Johann N., German surgeon, 1775–1840. See R. phenomenon.

* * *

rust 'rəst n
1) the reddish brittle coating formed on iron esp. when chemically attacked by moist air and composed essentially of hydrated ferric oxide
2) any of numerous destructive diseases of plants produced by fungi (order Uredinales) and characterized by reddish brown pustular lesions also a fungus causing this

* * *

(rust) 1. iron oxide or hydroxide, forming a reddish deposit on metallic iron where the latter has been exposed to moisture; also a similar deposit on other metals that have been exposed to dampness. 2. a fungus of the order Uredinales, members of which cause the plant disease also called rust. 3. a fungal disease of plants, caused by members of the class Uredinales and characterized by the formation of spots on their skin that resemble the rust of metals.

Medical dictionary. 2011.

Игры ⚽ Поможем написать реферат
Synonyms:

Look at other dictionaries:

  • rust — sb., en …   Dansk ordbog

  • Rust — ist der Name folgender Orte: Rust (Burgenland), eine Freistadt (Stadt mit eigenem Statut) im Burgenland, Österreich Rust (Baden), eine Gemeinde im Ortenaukreis, Baden Württemberg, Deutschland Rust im Tullnerfeld, eine Katastralgemeinde der… …   Deutsch Wikipedia

  • rust — /rust/, n. 1. Also called iron rust. the red or orange coating that forms on the surface of iron when exposed to air and moisture, consisting chiefly of ferric hydroxide and ferric oxide formed by oxidation. 2. any film or coating on metal caused …   Universalium

  • Rust — Rust, n. [AS. rust; akin to D. roest, G. & Sw. rost, Icel. ry[eth]; named from its color, and akin to E. red. [root]113. See {Red}.] 1. (Chem.) The reddish yellow coating formed on iron when exposed to moist air, consisting of ferric oxide or… …   The Collaborative International Dictionary of English

  • rust — [rust] n. [ME < OE, akin to Ger rost < IE base * reudh ,RED] 1. the reddish brown or reddish yellow coating formed on iron or steel by oxidation, as during exposure to air and moisture: it consists mainly of ferric oxide, Fe2O3, and ferric… …   English World dictionary

  • Rust — Rust, v. i. [imp. & p. p. {Rusted}; p. pr. & vb. n. {Rusting}.] [AS. rustian.] 1. To contract rust; to be or become oxidized. [1913 Webster] If gold ruste, what shall iron do? Chaucer. [1913 Webster] Our armors now may rust. Dryden. [1913… …   The Collaborative International Dictionary of English

  • Rust — Rust, v. t. 1. To cause to contract rust; to corrode with rust; to affect with rust of any kind. [1913 Webster] Keep up your bright swords, for the dew will rust them. Shak. [1913 Webster] 2. Fig.: To impair by time and inactivity. Johnson. [1913 …   The Collaborative International Dictionary of English

  • Rust — Saltar a navegación, búsqueda Rust Ciudad de Austria Ubicación    • Latitud 47° 48 N …   Wikipedia Español

  • rust — rust; rust·i·ly; rust·i·ness; rust·proof·er; …   English syllables

  • rust — [n] corrosion blight, corruption, decay, decomposition, dilapidation, mold, oxidation, rot, wear; concepts 309,720 rust [v] corrode decay, decline, degenerate, deteriorate, oxidize, stale, tarnish, wither; concept 469 …   New thesaurus

  • rust — ► NOUN 1) a reddish or yellowish brown flaky coating of iron oxide that is formed on iron or steel by oxidation, especially in the presence of moisture. 2) a fungal disease of plants which results in reddish or brownish patches. 3) a reddish… …   English terms dictionary

Share the article and excerpts

Direct link
Do a right-click on the link above
and select “Copy Link”