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Noun edit

azafenidin (plural azafenidins)

  1. (organic chemistry) The triazolone herbicide 2-(2,4-dichloro-5-prop-2-ynyloxyphenyl)-5,6,7,8-tetrahydro-1,2,4-triazolo[4,3-a]pyridin-3(2H)-one used against annual and perennial weeds.