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2,4–D

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noun \ˌtü-ˌfȯr-ˈdē\

Definition of 2,4–D

  1. :  a white crystalline irritant compound C8H6Cl2O3 used especially as a weed killer



Origin of 2,4–d

di-


First Known Use: circa 1945


Medical Dictionary

2,4–D

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noun \ˌtü-ˌfōr-ˈdē, -ˌfȯr-\

Medical Definition of 2,4–D

  1. :  a white crystalline irritant compound C8H6Cl2O3 used as a weed killer—called also 2,4-dichlorophenoxyacetic acid; see agent orange




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