The woman from whom one inherits half of one's DNA and who is the source of one's mitochondrial DNA.
Other Word Forms
Biological-mother Sentence Examples
This woman, Patricia, had figured out a few years earlier that her biological mother was Vernita Lee but kept it hidden, not even going to the press.
Less than 60 percent of American children live with both of their biological parents; about 25 percent live with their biological mother only; and about 4 percent live with their biological father only.
The reveal that Katherine was actually Jill's biological mother forced these women to confront their past, their present and eventually their future.
Rosalinda is raised by a step-mother, because her biological mother is in prison for killing a man.
When her step-mother passes away, Rosalinda encounters Fernando Jose, the son of the man her biological mother killed.