biological
adjective
bi·o·log·i·cal
ˌbī-ə-ˈlä-ji-kəl 
variants
or less commonly biologic
1
: of or relating to biology or to life and living processes
2
: used in or produced by applied biology
3
: connected by direct genetic relationship rather than by adoption or marriage
her biological father
Examples of biological in a Sentence
the rights of the biological father in this case
Recent Examples on the Web
My biological father, Albert Coleman Bryan Jr., was 22 when I was born.
—
Minrose Gwin, New York Times, 18 May 2024
The couple, who had seven biological children, took in more than 400 foster-care children over the span of 55 years.
—Mary Divine, Twin Cities, 17 May 2024
See all Example Sentences for biological 
Minrose Gwin, New York Times, 18 May 2024
The couple, who had seven biological children, took in more than 400 foster-care children over the span of 55 years.
—Mary Divine, Twin Cities, 17 May 2024
See all Example Sentences for biological
These examples are programmatically compiled from various online sources to illustrate current usage of the word 'biological.' Any opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback about these examples.
Dictionary Entries Near biological
Cite this Entry
“Biological.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/biological. Accessed 23 May. 2024.
Copy CitationMedical Definition
biological
adjective
variants
also biologic
1
: of or relating to biology or to life and living processes
2
: used in or produced by applied biology
3
: related by direct genetic relationship rather than by adoption or marriage
an adoptee who searched for years for her biological parents
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