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

Regardless, the findings provide potential biomarkers that could be used to improve OCD treatment via DBS. —New Atlas, 3 Aug. 2025

The science was often shaky—relying on user quizzes, questionable biomarkers, or pseudoscientific protocols. —Sindhya Valloppillil, Forbes.com, 29 July 2025

Diagnosing endometriosis could soon be much easier thanks to a new at home-test that can detect a biomarker for the disease in period blood. —Health Reporter, MSNBC Newsweek, 24 July 2025

The capsule's reconfigurable design means that doctors can adapt it to monitor new biomarkers as medical science advances. —Kurt Knutsson, FOXNews.com, 18 July 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