biochemical

adjective

bio·​chem·​i·​cal ˌbī-ō-ˈke-mi-kəl 

1

: of or relating to biochemistry

2

: characterized by, produced by, or involving chemical reactions in living organisms

a biochemical defect in the brain

biochemical noun

biochemically

ˌbī-ō-ˈke-mi-k(ə-)lē 

adverb

Examples of biochemical in a Sentence

Recent Examples on the Web

Their recovery toolkits combine medication that goes to work on the biochemical underpinnings of addiction with community, connection and accountability that reinforce their recovery. —Jonathan Hunt-Glassman, Fortune, 21 Sep. 2025

Taking these samples yields more biochemical information, such as gut microbiota composition, metabolites, inflammatory markers, and digestive enzyme activity. —IEEE Spectrum, 18 Sep. 2025

The tapestries are more conceptual than literal — no helixes or biochemical formulas in sight. —Leslie Katz, Forbes.com, 17 Sep. 2025

At the very bottom of all biological processes, microbes break down, transform and supply the nutrients required for life and bring elements into biochemical cycles across the planet — atmosphere, ocean, earth and biosphere. —Katherine Bourzac, Quanta Magazine, 15 Sep. 2025

Word History

Etymology

International Scientific Vocabulary

First Known Use

1836, in the meaning defined at sense 1

Phrases Containing biochemical

• biochemical oxygen demand

Rhymes for biochemical

• alchemical
• polemical
• academical
• agrochemical
• cytochemical
• geochemical
• histochemical
• microchemical
• neurochemical
• petrochemical
• photochemical
• phytochemical

Medical Definition

biochemical

adjective

bio·​chem·​i·​cal -ˈkem-i-kəl 

1

: of or relating to biochemistry

2

: characterized by, produced by, or involving chemical reactions in living organisms

biochemical abnormalities

biochemical processes

biochemical noun

biochemically

-k(ə-)lē 

adverb