/kal"ohn/ , n. Physiol.
an endocrine secretion that depresses or inhibits physiological activity.
[ 1910-15; chalôn, prp. of chalân to slacken, loosen; on the model of HORMONE ]
CHALONE
Meaning of CHALONE in English
Random House Webster's Unabridged English dictionary. Полный английский словарь Вебстер - Random House . 2012