[ thahy-muh-sin ]
/ ˈθaɪ mə sɪn /

noun Biochemistry.

a hormone, produced by the thymus gland, that promotes the development of T cells from stem cells.

Origin of thymosin

First recorded in 1966; thym(us) + -in2 Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

Medicine definitions for thymosin


[ thīmə-sĭn ]


A hormone secreted by the thymus that stimulates development of T cells.

The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.