norethindrone
noun
nor·eth·in·drone
ˌnȯr-ˈe-thən-ˌdrōn 
: a synthetic progestational hormone C20H26O2 used in birth control pills often in the form of its acetate
Examples of norethindrone in a Sentence
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The first generation progestin includes norethindrone and norethisterone; the second generation, levonorgestrel and norgestrel; the third generation, desogestrel, gestodene, and norgestodene; and the fourth generation progestin, drospirenone and dienogest.
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Joshua Cohen, Forbes, 4 May 2023
Have had a serious allergic reaction to elagolix, estradiol, norethindrone acetate, or any of the ingredients in ORIAHNN.
—Noel Mumford, Essence, 27 May 2021
A few months later, the team synthesized a hormone known as norethindrone, which was originally intended to help pregnant women avoid miscarriages.
—Steve Marble, latimes.com, 27 June 2019
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Joshua Cohen, Forbes, 4 May 2023
Have had a serious allergic reaction to elagolix, estradiol, norethindrone acetate, or any of the ingredients in ORIAHNN.
—Noel Mumford, Essence, 27 May 2021
A few months later, the team synthesized a hormone known as norethindrone, which was originally intended to help pregnant women avoid miscarriages.
—Steve Marble, latimes.com, 27 June 2019
Cite this Entry
“Norethindrone.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/norethindrone. Accessed 3 May. 2025.
Copy CitationMedical Definition
norethindrone
noun
nor·eth·in·drone
nȯr-ˈeth-ən-ˌdrōn, ˌnȯr-eth-ˈin-
: a synthetic progestational hormone C20H26O2 used in birth control pills often in the form of its acetate C22H28O3 see loestrin, minastrin, ortho-novum
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