Meaning & use
Restrainer
Last updated
A person, device, or substance that holds something back, limits movement, or slows a process.
See it in a sentence
The dog's harness includes a restrainer to prevent it from pulling too hard on the leash.
A restrainer is added to the photographic developer to slow the chemical reaction and prevent overexposure.
A note on using this word
In photography and chemistry, a restrainer specifically refers to a compound like potassium bromide that curbs the speed of development.
Words with a similar meaning
restraintinhibitor
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Words with an opposite meaning
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