[kal-ohn] 
| an endocrine secretion that depresses or inhibits physiological activity. |
| cha·lone (kā'lōn', kāl'ōn') n. Any of several polypeptides that are produced by a body tissue and that cause the reversible inhibition of mitosis in the cells of that tissue. [From Greek khalōn, present participle of khalān, to slacken.] |
chalone cha·lone (kā'lōn', kāl'ōn')
n.
A hormone that inhibits rather than stimulates.
Any of several polypeptides produced by a tissue and causing the reversible inhibition of mitosis in cells of that tissue.
oʊn