replacement therapy

noun

: therapy involving the supply of a substance (such as a hormone or nutrient) lacking in or lost from the body compare estrogen replacement therapy, hormone replacement therapy

Examples of replacement therapy in a Sentence

Recent Examples on the Web

As the Sanfilippo Children’s Foundation explains, the treatment provides regular replacement therapy of the enzyme that children with the condition are missing. —Cara Lynn Shultz, PEOPLE, 21 Jan. 2026

Late last year, the Food and Drug Administration convened an expert panel to discuss easing access to testosterone replacement therapy, including the prospect of removing the hormone from the list of scheduled, or restricted, substances and taking the black box warning off testosterone products. —Annalisa Merelli, STAT, 12 Jan. 2026

These include nicotine replacement therapies, emergency contraception, topical antifungal and antibacterial treatments and even certain nasal sprays and migraine medications that were once prescription-only. —Daryl Austin, USA Today, 22 Dec. 2025

Brian Christine, who will be sworn in on December 12 as assistant secretary for health at HHS and head of the United States Public Health Service Commissioned Corps, called for such an effort Wednesday during a Food and Drug Administration panel on testosterone replacement therapy (TRT) for men. —Emily Mullin, Wired News, 11 Dec. 2025

Word History

First Known Use

1902, in the meaning defined above

Rhymes for replacement therapy

• brachytherapy
• chemotherapy
• cryotherapy
• hydrotherapy
• hypnotherapy
• monotherapy
• phototherapy
• psychotherapy
• sclerotherapy
• immunotherapy
• pharmacotherapy
• physiotherapy

Medical Definition

replacement therapy

noun

re·​place·​ment therapy ri-ˈplā-smənt- 

: therapy involving the supplying of something (as nutrients or blood) lacking from or lost to the system see estrogen replacement therapy, hormone replacement therapy