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retardant

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adjective re·tar·dant \ri-ˈtär-dənt\

Definition of retardant

  1. :  serving or tending to retard a growth-retardant substance

retardant

noun

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First Known Use of retardant

1642

RETARDANT Defined for English Language Learners

retardant

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adjective

Definition of retardant for English Language Learners

  • : able to slow down the progress or development of something

Learn More about retardant

  1. See words that rhyme with retardant Britannica English: Translation of retardant for Arabic speakers

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