birth parent

or birth·par·ent


noun

a biological mother (birth mother) or biological father (birth father); a biological parent.
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

Medicine definitions for birth father (1 of 2)

birth father


n.

A biological father.

Medicine definitions for birth father (2 of 2)

birth parent


n.

A biological parent.
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.