chalone

noun
cha·​lone | \ ˈkā-ˌlōn How to pronounce chalone (audio) , ˈka- How to pronounce chalone (audio) \

Definition of chalone

: a substance (such as a glycoprotein) that inhibits mitosis only in the specific tissue that secretes it — compare hormone

First Known Use of chalone

1914, in the meaning defined above

History and Etymology for chalone

Greek chalōn, present participle of chalan to slacken

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The first known use of chalone was in 1914

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Cite this Entry

“Chalone.” The Merriam-Webster.com Dictionary, Merriam-Webster Inc., https://www.merriam-webster.com/dictionary/chalones. Accessed 9 December 2019.

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More Definitions for chalone

chalone

noun
cha·​lone | \ ˈkā-ˌlōn How to pronounce chalone (audio) , ˈkal-ˌōn How to pronounce chalone (audio) \

Medical Definition of chalone

: a substance (as a glycoprotein) that inhibits mitosis in the specific tissue which secretes it

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