biological parent
noun
: one's natural parent : the woman who gave birth to a child or the man who is related by birth to a child
an adopted child who never knew her biological parents
Examples of biological parent in a Sentence
Recent Examples on the Web
Birthright citizenship Deevers has introduced SB 2098, which would require birth certificates to indicate the citizenship of both of the child’s biological parents.
—
Ari Fife, The Frontier, 31 Jan. 2026
The lawsuit also claims that the couple has asked the clinic to no avail to help reunite the daughter Score gave birth to with her biological parents and to find out what happened to their own frozen embryos.
—Brie Stimson, FOXNews.com, 30 Jan. 2026
The couple's lawyer tells PEOPLE that in filing a lawsuit, the couple isn't looking for monetary damages, but instead seeking information about their daughter's biological parents — and what happened to their own embryos.
—Amy Eskind, PEOPLE, 30 Jan. 2026
Two additional years of investigation and a review of nearly thirteen hundred cases resulted in only four instances of children being reunited with their biological parents.
—Ben Taub, New Yorker, 26 Jan. 2026
The Parents on 'Stranger Things' Start Out Clueless Of course, most of the kids in the gang have their own biological parents, and those dynamics evolve over the course of Stranger Things.
—Lynnette Nicholas, Parents, 8 Jan. 2026
With assistance from the community, detectives later identified the toddler and his biological parents, prompting them to take Slaughter into custody on an unspecified felony charge.
—Clara Harter, Los Angeles Times, 1 Jan. 2026
Out of 23,000 respondents to a survey of DNA service users, 3% discovered a parent was not actually their biological parent, and 5% found full or half-siblings, according to research from the Baylor College of Medicine published in the American Journal of Human Genetics in 2022.
—David Oliver, USA Today, 21 Dec. 2025
However, details about the stepbrother being investigated were revealed in a court filing as part of a custody dispute between the 16-year-old boy’s biological parents.
—Alia Shoaib, MSNBC Newsweek, 21 Nov. 2025
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.
Ari Fife, The Frontier, 31 Jan. 2026
The lawsuit also claims that the couple has asked the clinic to no avail to help reunite the daughter Score gave birth to with her biological parents and to find out what happened to their own frozen embryos.
—Brie Stimson, FOXNews.com, 30 Jan. 2026
The couple's lawyer tells PEOPLE that in filing a lawsuit, the couple isn't looking for monetary damages, but instead seeking information about their daughter's biological parents — and what happened to their own embryos.
—Amy Eskind, PEOPLE, 30 Jan. 2026
Two additional years of investigation and a review of nearly thirteen hundred cases resulted in only four instances of children being reunited with their biological parents.
—Ben Taub, New Yorker, 26 Jan. 2026
The Parents on 'Stranger Things' Start Out Clueless Of course, most of the kids in the gang have their own biological parents, and those dynamics evolve over the course of Stranger Things.
—Lynnette Nicholas, Parents, 8 Jan. 2026
With assistance from the community, detectives later identified the toddler and his biological parents, prompting them to take Slaughter into custody on an unspecified felony charge.
—Clara Harter, Los Angeles Times, 1 Jan. 2026
Out of 23,000 respondents to a survey of DNA service users, 3% discovered a parent was not actually their biological parent, and 5% found full or half-siblings, according to research from the Baylor College of Medicine published in the American Journal of Human Genetics in 2022.
—David Oliver, USA Today, 21 Dec. 2025
However, details about the stepbrother being investigated were revealed in a court filing as part of a custody dispute between the 16-year-old boy’s biological parents.
—Alia Shoaib, MSNBC Newsweek, 21 Nov. 2025
Cite this Entry
“Biological parent.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/biological%20parent. Accessed 12 Feb. 2026.
Copy CitationLove words? Need even more definitions?
Merriam-Webster unabridged
