biological parent

noun

1. a parent who has conceived biological mother or sired biological father rather than adopted a child and whose genes are therefore transmitted to the child.

Example Sentences

The most recent development came on July 22, when a state appeals court ruled in favor of the Massachusetts woman after a trial judge determined the biological parents were unfit to care for the child.

From Washington Post

Knowing those facts, the biological parents still went before a judge and granted the intended mother guardianship of the baby.

From Washington Post

The biological parents alleged the intended mother was unfit to care for the child, according to court documents.

From Washington Post

Reached by The Post, attorneys for both biological parents declined to comment.

From Washington Post

This allows a non-biological parent to be listed as a child’s legal parent even without being married to one of the child’s biological parents.

From Washington Blade