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antiauxin

[an-tee-awk-sin, an-tahy-] /ˌæn tiˈɔk sɪn, ˌæn taɪ-/
noun, Biochemistry
1.
a substance that inhibits the growth-regulating function of an auxin.
Origin
1950-1955
1950-55; anti- + auxin
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Based on the Random House Dictionary, © Random House, Inc. 2014.
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