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

Kristil Krug worked as a biochemical engineer, but her life mostly revolved around her three children and her love of ballet and dance. —Faith Karimi, CNN Money, 18 June 2026

That biochemical lift translates into something tangible. —Samantha Agate, Fort Worth Star-Telegram, 13 June 2026

But ibogaine is a dirty drug, a blunt biochemical instrument that travels all across the body and puts particular stress on the heart. —Ross Andersen, The Atlantic, 12 June 2026

Magnesium is involved in a lot of different biochemical reactions, from energy production to nerve regulation. —Stephanie Brown, Verywell Health, 10 June 2026

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