noun eth·e·phon \ˈe-thə-ˌfän\

Definition of ethephon

  1. :  a synthetic plant growth regulator C2H6ClO3P that induces flowering and abscission by promoting the release of ethylene and has been used to cause early ripening (as of apples on the tree)

Origin and Etymology of ethephon

ethyl + phosphonic acid (a dibasic organic acid)

First Known Use: 1971

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