birth mother

noun

: the mother of a child when the child is born
specifically : a woman who gave birth to a child who has been adopted
They had turned to an open adoption after pursuing infertility treatments for 18 years, and the birth mother had agreed to relinquish custody at the hospital. Emily Nussbaum

Examples of birth mother in a Sentence

Recent Examples on the Web
Examples are automatically compiled from online sources to show current usage. Read More Opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback.
This prompted her to want to pass along a message to his birth mother. Justin Gest, Newsweek, 10 Feb. 2025 The twins are not close with their birth mother, but still keep in touch. Angel Saunders, People.com, 2 Feb. 2025 After discovering that his birth mother was Chickasaw, Drexler went to Oklahoma and enrolled as member of the tribe. Jonathan Zimmerman, New York Daily News, 9 Feb. 2025 But meeting their birth mothers presented her with tough questions. Bill Chappell, NPR, 20 Dec. 2024 See All Example Sentences for birth mother

Word History

First Known Use

1906, in the meaning defined above

Time Traveler
The first known use of birth mother was in 1906

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Cite this Entry

“Birth mother.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/birth%20mother. Accessed 12 Mar. 2025.

Legal Definition

birth mother

noun
birth moth·​er
: the woman who gave birth to a child especially as distinguished from the child's adoptive mother
Last Updated: - Updated example sentences
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