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retarder
UK
/rɪˈtɑːdə/
US
/rɪˈtɑrdər/
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AI Expert
Explain how retarder means a braking device in the vehicle example and a reaction-controlling substance in the chemical example.
Compare retarder with retardant and inhibitor in these technical contexts.
Show how retarder is formed from the verb retard, and explain how the suffix -er works here.
Give five natural collocations with retarder in engineering or chemistry, with Russian translations.
Write three B2-level example sentences using retarder in different technical contexts, with Russian translations.
Explain why retarder is a technical noun and why retard can be offensive when used about a person.
Create a short fill-in-the-blank exercise to help me remember the different meanings of retarder.
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Overview
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