biomarker

noun

bio·​mark·​er ˈbī-ō-ˌmär-kər 

: a distinctive biological or biologically derived indicator (such as a metabolite) of a process, event, or condition (such as aging, disease, or oil formation)

Examples of biomarker in a Sentence

Recent Examples on the Web

The intensity of the color indicates the concentration of the corresponding biomarker; the higher the concentration, the darker the color. —Paul McClure 01, New Atlas, 1 June 2025

The new blood and urine test helps to reduce human error by using objective biomarkers, a growing area of interest among researchers. —Reem Amro, FOXNews.com, 31 May 2025

Other studies have linked seed oil intake with atherosclerosis or biomarkers of fat buildup in arteries. —Kristen Rogers, CNN Money, 31 May 2025

Scientists are already using these biomarkers to assist in the early diagnosis of conditions like prostate cancer. —Boutayna Chokrane, Wired News, 30 May 2025

Word History

First Known Use

1973, in the meaning defined above

Rhymes for biomarker

• barker
• darker
• marker
• starker

Medical Definition

biomarker

noun

bio·​mark·​er ˈbī-ō-ˌmär-kər 

: a distinctive biological or biologically derived indicator (as a biochemical metabolite in the body) of a process, event, or condition (as aging, disease, or exposure to a toxic substance)

age-related biomarkers of disease and degenerative change

—Janet Raloff