ethephon
noun
eth·e·phon
ˈe-thə-ˌfän 
: 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)
Cite this Entry
“Ethephon.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/ethephon. Accessed 3 Nov. 2025.
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