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 researchers assessed the association between Alzheimer's biomarkers and body mass index (BMI), according to a press release. —Angelica Stabile, FOXNews.com, 5 Dec. 2025

Using data from over 61,000 MRI exams, investigators explored how 86 different factors including age, physical activity, biomarkers, lifestyle habits, and health conditions were linked with subtle changes to the gluteus maximum. —Tom Gavin, EverydayHealth.com, 1 Dec. 2025

Looking at biomarkers from nearly 100 million women, it’s expected to be the largest analysis of why women are at greater risk of Alzheimer’s disease. —Akshay Syal, NBC news, 27 Nov. 2025

These biomarkers can then inform personalized lifestyle recommendations. —Alexa Mikhail, Flow Space, 14 Nov. 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