Wiktionary
n. The woman from whom one inherits half of one's DNA and who is the source of one's mitochondrial DNA.
Usage examples of "biological mother".
She liked Terry Marshall well enough, but her biological mother didn’.
It was assumed at the time that her action resulted from a simple desire for revenge, but recent revelations concerning the possibility that the Reverend Mother was Lady Jessica's biological mother make such an uncomplicated explanation suspect.
Although Sam rarely thought of her biological mother as a contemporary flesh-and-blood person, from time to time she did wonder what she looked like.
As a matter of fact, I approached my search for your biological mother as something of a fool's errand, expecting from the outset to learn that she had hanged herself in an abandoned building, or suffered a fatal beating at the hands of a psychotic client, or surrendered to the ravages of venereal disease, or maybe even walked beneath a construction platform from which a scuttle of bricks had just fallen.
Directly above the inmost part was where my biological mother had run her tobacco storethe place, incidentally, where I was born.
Although she was not a biological mother, she had nonetheless found motherhood in the work she had recently and fiercely dedicated herself to.
Some of them had come up through the ranks-smugglers, thieves, busi- nessmen-and some of them had been trained from birth and had inherited their places from their fathers, or, in the case of Kreet'ah, his biological mother.
Some of them had come up through the ranks-smugglers, thieves, businessmen-and some of them had been trained from birth and had inherited their places from their fathers, or, in the case of Kreet'ah, his biological mother.
Laney was bad and had been since birth, according to his biological mother, who also had always been bad, according to her own mother.
Though the boy seemed to love his stepmom, he'd never really recovered from his biological mother's death and Les's remarriage.
What if the children need genetic information for some reason from the biological mother, or if they require a transplant - bone marrow or a kidney.
Randi's only regret was that she could not be the biological mother as well, and that the child could not have been naturally conceived.
Maybe when that trucker smashed across the median strip and crushed my adoptive father's Honda like an empty soda can, or maybe further back, when my mother-- my biological mother -- gave me up for adoption, or maybe {still further back} when my father's cursed seed found purchase in my mother's womb.
Jeanette favored Elaine at least as strongly as Rachel favored Katherine, with her biological mother's fair coloring and blue eyes.