biological parent

American  

noun

1. a parent who has conceived biological mother or sired biological father rather than adopted a child and whose genes are therefore transmitted to the child.

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Example Sentences

See Examples For:

biological parent

One of the oldest laws of parentage is the “marital presumption,” which automatically establishes a birth mother’s husband as the presumptive legal father, even if he is not a biological parent.

From Slate ● May 13, 2026

New documents in a lawsuit against Priscilla Presley’s son include claims that Elvis Presley’s granddaughter Riley Keough is the biological parent of John Travolta and the late Kelly Preston’s youngest child, Benjamin.

From Los Angeles Times ● Dec. 18, 2025

But despite his current pessimism about the viability of becoming a biological parent, Kari says he "wouldn't write it off".

From BBC ● Nov. 2, 2024

It is however possible for an adult who is not the biological parent to obtain parenting rights through a special adoption procedure.

From Reuters ● Jun. 22, 2023

The milk doesn’t have to be from a biological parent: Unlike blood or bone marrow, there are no biological markers in donated breast milk that limit who can receive it.

From Seattle Times ● Mar. 30, 2023