human chorionic gonadotropin

noun

: a glycoprotein hormone similar in structure to luteinizing hormone that is secreted by the placenta during early pregnancy to maintain corpus luteum function and is commonly tested for as an indicator of pregnancy

Examples of human chorionic gonadotropin in a Sentence

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Another flags human chorionic gonadotropin, a marker of pregnancy. Veronique Greenwood, Time, 28 Oct. 2025 The data didn’t lie — scientists identified physiological patterns that aligned with the fluctuation of key pregnancy hormones such as estrogen, progesterone, and human chorionic gonadotropin (hCG). Maria Mocerino, Interesting Engineering, 13 Sep. 2025 Those little pee sticks look for the presence of the hormone human chorionic gonadotropin (HCG), which the body produces during pregnancy. Korin Miller, SELF, 31 Mar. 2025 The Best Time to Take a Pregnancy Test At-home pregnancy tests work by detecting levels of human chorionic gonadotropin (hCG) in your urine. Christin Perry, Parents, 28 Jan. 2025 See All Example Sentences for human chorionic gonadotropin

Word History

First Known Use

1939, in the meaning defined above

Time Traveler
The first known use of human chorionic gonadotropin was in 1939

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Cite this Entry

“Human chorionic gonadotropin.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/human%20chorionic%20gonadotropin. Accessed 29 Oct. 2025.

Medical Definition

human chorionic gonadotropin

noun
: a glycoprotein hormone similar in structure to luteinizing hormone that is secreted by the placenta during early pregnancy to maintain corpus luteum function and stimulate placental progesterone production, is found in the urine and blood serum of pregnant women, is commonly tested for as an indicator of pregnancy, is used medically to induce ovulation and to treat male hypogonadism and cryptorchidism, and is produced in certain cancers (as of the testes)
abbreviation HCG

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