Definition of "progestogen" [progestogen]

• Any of various substances having progestational effects; a progestin. (noun)

American Heritage(R) Dictionary of the English Language, Fifth Edition. Copyright (c) 2011 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.

• "The term progestogen refers to a class of substances that includes the natural progesterone in our bodies and synthetic progestins used in hormone treatment."
• "The other type is called the progestogen-only pill (POP), or the "mini-pill"."
• "Implanon is a long-acting contraceptive implant containing the active ingredient etonogestrel, a synthetic progestogen."