Dictionary.com
definitions
  • synonyms

chalone

[kal-ohn]
See more synonyms on Thesaurus.com
noun Physiology.
  1. an endocrine secretion that depresses or inhibits physiological activity.

Origin of chalone

1910–15; < Greek chalôn, present participle of chalân to slacken, loosen; on the model of hormone
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018
British Dictionary definitions for chalone

chalone

noun
  1. any internal secretion that inhibits a physiological process or function

Word Origin

C20: from Greek khalōn, from khalan to slacken
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

chalone in Medicine

chalone

(kālōn′, kălōn′)
n.
  1. A hormone that inhibits rather than stimulates.
  2. Any of several polypeptides produced by a tissue and causing the reversible inhibition of mitosis in cells of that tissue.
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.