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
World premiere | Debut film Torn between longing and anger, 15-year-old Leo travels to the coast of northern Italy to meet her biological father.
—
Zac Ntim, Deadline, 16 Jan. 2025
Rowan spent years in his state’s foster care system before he was adopted by a couple who also had biological children.
—Becca Andrews, Them, 13 Jan. 2025
Genetic studies are not conducted in a vacuum, and social influences can confound analyses seeking to focus on biological effects.
—Shoumita Dasgupta, The Conversation, 13 Jan. 2025
Each component must not only look accurate but also perform similarly to its biological counterpart, which adds complexity to the design and production process.
—Ethan Stone, USA TODAY, 12 Jan. 2025
See all Example Sentences for biological 
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Zac Ntim, Deadline, 16 Jan. 2025
Rowan spent years in his state’s foster care system before he was adopted by a couple who also had biological children.
—Becca Andrews, Them, 13 Jan. 2025
Genetic studies are not conducted in a vacuum, and social influences can confound analyses seeking to focus on biological effects.
—Shoumita Dasgupta, The Conversation, 13 Jan. 2025
Each component must not only look accurate but also perform similarly to its biological counterpart, which adds complexity to the design and production process.
—Ethan Stone, USA TODAY, 12 Jan. 2025
See all Example Sentences for biological
Dictionary Entries Near biological
Cite this Entry
“Biological.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/biological. Accessed 22 Jan. 2025.
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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