1 corrosion | Definition of corrosion

corrosion

noun
cor·​ro·​sion | \ kə-ˈrō-zhən How to pronounce corrosion (audio) \

Definition of corrosion

1 : the action, process, or effect of corroding
2 : a product of corroding

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Synonyms & Antonyms for corrosion

Synonyms

attrition, erosion, undermining, waste

Antonyms

buildup

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Examples of corrosion in a Sentence

the corrosion of family values that is often brought on by great wealth

Recent Examples on the Web

Enbridge says replacing the 1960s-era pipeline, which is increasingly prone to corrosion and cracking, will be safer for the environment while allowing it to restore the line’s original capacity and ensure reliable deliveries to refineries. Washington Post, "Minnesota oil pipeline fight highlights Democratic dilemmas," 9 Sep. 2019 According to Murphy and Baraka, engineers have seen positive signs from the corrosion control system. Josiah Bates, Time, "Newark Officials Providing Bottled Water to 15,000 Homes Over Lead Contamination Concerns. Here’s What You Need to Know About the City's Water Crisis," 16 Aug. 2019 In addition to the bacteria, the ship, which rests 12,500 feet beneath the surface in water that’s just above the freezing, is also affected by salt corrosion and changing sea currents. Maria Pasquini, PEOPLE.com, "Titanic Wreck Is 'Being Consumed' by Metal-Eating Bacteria, Say Divers Visiting Ship," 22 Aug. 2019 The Titanic is in severe decay caused by salt corrosion and metal eating bacteria, Caladan Oceanic, the company overseeing the expedition, said in an announcement about the dives. National Geographic, "How the Titanic was lost and found," 22 Aug. 2019 Saltwater corrosion and sea currents have been swallowing up crumbling stalactites of rust. Charlie D'agata, CBS News, "Metal-eating bacteria and corrosion could cause the Titanic to disappear," 21 Aug. 2019 If past is prologue, the corrosion of American democracy only stands to worsen. Matt Ford, The New Republic, "Trump’s Quiet Attack on Redistricting," 19 Aug. 2019 Airbnb’s corrosion of residential neighborhoods at the expense of hotel districts. Renee Diresta, WIRED, "Seeing Through Silicon Valley’s Shameless ‘Disruption’," 28 July 2019 Studies indicate the pile maintenance program can keep the docks open for about another nine years before pervasive corrosion from seawater will start forcing closures. Author: Elwood Brehmer, Anchorage Daily News, "Discovery of more earthquake damage adds to troubles at Port of Alaska," 17 July 2019

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'corrosion.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

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First Known Use of corrosion

14th century, in the meaning defined at sense 1

History and Etymology for corrosion

Middle English corrosioun, borrowed from Late Latin corrōsiōn-, corrōsiō "act of gnawing," from Latin corrōdere "to gnaw, chew up" + -tiōn-, -tiō, suffix of verbal action — more at corrode

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More Definitions for corrosion

corrosion

noun
cor·​ro·​sion | \ kə-ˈrō-zhən How to pronounce corrosion (audio) \

Kids Definition of corrosion

: the process or effect of destroying, weakening, or wearing away little by little

corrosion

noun
cor·​ro·​sion | \ kə-ˈrō-zhən How to pronounce corrosion (audio) \

Medical Definition of corrosion

1 : the action, process, or effect of corroding arterial corrosion that characterizes arteriosclerosisJournal of the American Medical Association
2 : a study specimen of an organ or other structure prepared by injection of hollow parts (as blood vessels) with a plastic and subsequent removal of the surrounding tissue by corrosion

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