English Explanatory Dictionary

rust

English dictionary entry

Meanings

noun
  1. The deteriorated state of iron or steel as a result of moisture and oxidation; it consists mostly of iron(III) oxide (ferric oxide) and iron(II) oxide (ferrous oxide).
  2. A similar substance based on another metal.
  3. A reddish-brown color.
  4. A disease of plants caused by a reddish-brown fungus (Pucciniales).
  5. Damage caused to stamps and album pages by a fungal infection.
verb
  1. To oxidize, especially of iron or steel.
  2. To cause to oxidize.
  3. To be affected with the parasitic fungus called rust.
  4. To (cause to) degenerate in idleness; to make or become dull or impaired by inaction.
  5. Of a black cat or its fur, to turn rust-coloured following long periods of exposure to sunlight.
name
  1. A surname.
  2. A township in Montmorency County, Michigan, United States.
  3. A municipality in Ortenaukreis, Baden-Württemberg, Germany.
  4. A small city in Burgenland, Austria.
name
  1. A multiparadigm programming language focused on safety, especially safe concurrency.

Pronunciation

rŭst /ɹʌst/ en-us-rust.ogg /ɹʊst/

Word forms

rust rusts rusting rusted

Etymology

From Middle English rust, rost, roust, from Old English rust, rūst (“rust”), from Proto-West Germanic *rust, from Proto-Germanic *rustaz (“rust”), from Proto-Indo-European *rudʰso- (“red”), from Proto-Indo-European *h₁rewdʰ- (“red”). Cognate with Scots roust (“rust”), Saterland Frisian rust (“rust”), West Frisian roast (“rust”), Dutch roest (“rust”), German Rost (“rust”), Danish rust (“rust”), Swedish rost (“rust”), Norwegian rust, ryst (“rust”), Finnish ruoste, Estonian rooste. Related to red.

Synonyms

oxidise oxidize corrode

Related words

hematite aeciospore ferric oxide ferruginous rouille rubiginous verdigris

Derived words

antirust anti-rust black rust carrot rust fly cedar-apple rust coffee leaf rust coffee rust derust gooseberry rust mayapple rust myrtle rust nab the rust Rust rust belt rustbelt rust-belt rust bucket rust-bucket rustbucket bucket of rust rust fly rust-free rustful rust fungus rustgill rusticle rust joint rustless rustlike rust mite rustproof rusty soybean rust spinning rust stem rust unrust wheat rust white pine blister rust white rust rust through nonrusting rustability rustable rust away rust off rust out unrusting Rustburg Rustacean

Translations

Bashkir: ҡыҙғылт көрән Dutch: roestbruin Esperanto: rustokoloro Finnish: ruosteenruskea French: rouille Georgian: ჟანგმიწა German: Rostbraun Hungarian: rozsdabarna Ido: rusteakoloro Indonesian: karat Latvian: ruds Mongolian: зэвийн өнгө Navajo: ńdiniichxííh Norwegian Bokmål: rustrød Norwegian Nynorsk: rustraud Portuguese: ferrugem Romanian: ruginiu Spanish: marrón Spanish: rojizo Swedish: rostbrun Swedish: rostfärgad Tamil: செம்பழுப்பு Volapük: ruilaköl Arabic: صَدَّأَ Arabic: صَدَّا Asturian: aferruñar Belarusian: іржаве́ць Belarusian: ржаве́ць Belarusian: заржаве́ць Breton: merglañ Bulgarian: ръждясвам Burmese: သံချေးတက် Catalan: rovellar Catalan: oxidar Chinese Cantonese: 生鏽 /生锈 Chinese Mandarin: 生鏽 /生锈 Cornish: gosseni Crimean Tatar: totlanmaq Czech: rezavět Dhivehi: ދަބަރުޖެހުނ Dutch: roesten Dutch: verroesten Dutch: oxideren Esperanto: rustiĝi Finnish: ruostua French: rouiller French: oxyder Friulian: inruzinî Galician: enferruxar Galician: oxidar German: verrosten German: rosten Haitian Creole: wouye Hungarian: rozsdásodik Hungarian: berozsdál Icelandic: ryðga Ido: rustigar Ido: rustifar Ido: rusteskar Italian: ossidare Japanese: 錆びる Khmer: ច្រែះចាប់ Khmer: ដុះច្រែះ Central Kurdish: ژەنگ ھەڵھێنان Latin: robigino Latin: aerūginō Latvian: rūsēt Luxembourgish: raschten Macedonian: ’рѓосува Malayalam: തുരുമ്പിക്കുക Middle English: rusten Mongolian: зэврэх Mongolian: зэвтэх Nepali: खिया लाग्नु Nepali: खिइनु Norwegian: ruste Occitan: rovilhar Polish: rdzewieć Polish: zardzewieć
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