“,2,4”

The following 2 entries include the term ,2,4.

2,4-D

noun

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

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2,4,5-T

noun

: an irritant crystalline compound C8H5Cl3O3 used especially formerly chiefly as an herbicide and defoliant

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  • any of a genus helianthus especially h annuus of new world composite plants with large yellow rayed flower heads bearing edible seeds that yield an edible oil
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