Biomarker

//ˈbaɪoʊˌmɑɹkɚ// noun

noun ·Rare ·Advanced level

Definitions

Noun
  1. 1
    A substance used as an indicator of a biological state, most commonly disease.

    "The goal of combining biomarkers is usually to increase the predictive power beyond that afforded by an individual molecular biomarker."

  2. 2
    Any measurable phenomenon that indicates the presence of life.

Synonyms

All synonyms
biosignature

Example

More examples

"Purvesh Khatri, a professor of medicine at Stanford, helped develop the biomarker test, which looks at which genes are switched on or off, depending on the infection."

Etymology

From bio- + marker.

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Data sourced from Wiktionary, WordNet, CMU, and other open linguistic databases. Updated March 2026.