any substance having progesteronelike activity.
Origin of progestin
Also called progestogen.
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019
A natural or synthetic progestational substance that mimics some or all of the actions of progesterone.
A crude hormone of the corpus luteum from which progesterone can be isolated in pure form. No longer in technical use.
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.