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morphactin

[mawr-fak-tin]
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noun Biochemistry.
  1. any of various synthetic compounds, derived from fluorine and carboxylic acid, that regulate the growth and development of plants.

Origin of morphactin

1965–70; probably morph- + act(ive) or act(ivate) + -in2
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018