Word
corroded
Phoneticscor·rod·ed, stress on the second syllable
US/kɝˈoʊdɪd/
UK/kəɹˈəʊdɪd/
Definition
adj. damaged slowly by rust, water, air, or chemicals, so the surface becomes weak or full of holes. You use it mostly for old metal that looks eaten away.
adj. damaged by slow chemical action, especially oxidation from water, air, or acid, producing surface pitting, rust, or structural weakening.
Examples
“The old bike has a corroded chain.”
“The plumber replaced the corroded pipe under the sink before it started to leak.”
“The corroded railings along the seafront, thinned by decades of salt spray, revealed how steadily the marine climate dismantles unprotected ironwork.”
Examples
simple
“The old bike has a corroded chain.”
contextual
“The plumber replaced the corroded pipe under the sink before it started to leak.”
complex
“The corroded railings along the seafront, thinned by decades of salt spray, revealed how steadily the marine climate dismantles unprotected ironwork.”
Collocations
Common phrases and expressions where native English speakers use the word “corroded” in context.
Verb
01. become corroded
“Iron tools quickly become corroded if left outside in damp air.”
verb + adj
02. corroded by rust
“The old bicycle frame was corroded by rust and flaking paint.”
adj + prep + noun
03. corroded by salt
“The railings along the promenade were corroded by salt from the sea.”
adj + prep + noun
04. corroded by water
“The basement pipes were corroded by water leaking for months.”
adj + prep + noun
Adjective
05. badly corroded
“The gate hinges were badly corroded after years in the rain.”
adv + adj
06. completely corroded
“The battery terminals were completely corroded and covered in white powder.”
adv + adj
Noun
07. corroded battery
“He cleaned the white powder off the corroded battery.”
adj + noun
08. corroded metal
“Don't touch the corroded metal; the edges are sharp.”
adj + noun
09. corroded pipe
“The plumber had to replace a corroded pipe under the sink.”
adj + noun
10. a completely corroded battery
“The mechanic had to throw away a completely corroded battery.”
11. badly corroded pipe
“The plumber replaced the badly corroded pipe under the kitchen sink.”
12. corroded by salt water
“The anchor chain was corroded by salt water after years at sea.”
Usage
Participial adjective from 'corrode'; typically placed before the noun or after 'be'.
Synonyms
Related words
- Exam level
- CambridgeCambridgeCambridge English QualificationsThe exam suite from Cambridge University Press & Assessment, from A1 Movers up to C2 Proficiency. The benchmark names double as CEFR labels.B2 FirstIELTSIELTSInternational English Language Testing SystemThe 0–9 band test co-owned by the British Council, IDP, and Cambridge. Used for university entry, work, and migration.5.5–6.5TOEFL iBTTOEFL iBTTest of English as a Foreign Language, Internet-Based TestETS's academic English test, the standard route for US university admissions. Scored 0–120, with a 1–6 scale since 2026.1–6 scale: 4.0–4.572–94TOEICTOEICTest of English for International CommunicationETS's workplace English test, big in Japan and Korea. Listening & Reading scores 10–990 and tops out at C1.785–944
- Frequency
- Occasional
- Level
- B2 · Upper Intermediate
- Updated
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