| Main Entry: | biological mother |
| Part of Speech: | noun |
| Definition: | birth mother |
Synonyms: |
natal mother, natural mother |
| Main Entry: | biological parent |
| Part of Speech: | noun |
| Definition: | birth mother or father |
Synonyms: |
biological father, biological mother, birth father, birth mother, birth parent, father, mother, natural parent |
| Main Entry: | birth parent |
| Part of Speech: | noun |
| Definition: | biological parent |
Synonyms: |
biological father, biological mother, birth father, birth mother, birth parent, father, mother, natural parent |