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Definition of biological

biological

/ˌbaɪ.əˈlɑː.dʒɪ.kəl/
bi · o · log · i · cal
Adverb:biologically
•
Plural:biologicals
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biological Lexical Profile

biological Game Scores & Validity

• adjective

1

Relating to biology, living organisms, or their vital processes.

Example

"The expedition studied the diverse biological systems of the coral reef."

2

Related by blood or genetic descent rather than by adoption or marriage.

Example

"After years of searching, she finally met her biological parents."

3

British (of a detergent or washing powder) Containing enzymes designed to break down organic stains.

Example

"She switched from a biological detergent to a milder soap for her sensitive skin."

Synonyms
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Antonyms
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• noun

1

A medicinal preparation, such as a vaccine, serum, or antibody, synthesized from living organisms or their products (often used in the plural).

Example

"The pharmaceutical firm specializes in manufacturing advanced biologicals for autoimmune disorders."

Synonyms
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• Rhymes for biological

• Nearby Words

biohazard
biohazardous
biologic
biological
biologically
biologist
biology

Word Origin & Etymology

Coined in the early 19th century from 'biology' + '-ical', ultimately rooted in Ancient Greek 'bios' (life) and 'logia' (study of).

Cite this Entry

Wordmom. (2026). Definition of Biological. In Wordmom Dictionary. Retrieved Nov 5, 2026, from https://wordmom.com/dictionary/biological
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