from The American Heritage® Dictionary of the English Language, 4th Edition

  • n. A device that detects, records, and transmits information regarding a physiological change or process.
  • n. A device that uses biological materials to monitor the presence of various chemicals in a substance.

from Wiktionary, Creative Commons Attribution/Share-Alike License

  • n. Any device that detects, records or transmits physiological data, especially data concerning the presence of chemical compounds (analytes)
  • n. A device that uses biological material (e.g. microorganisms, oligonucleotides, enzymes, antibodies) to detect other biological molecules or chemicals.


Sorry, no etymologies found.


  • An electronic biosensor is printed on the waistband and measures blood pressure, heart rate and other vital signs through constant contact with the skin.

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  • The biosensor is then used for the determination of unknown glucose solutions.

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  • This is the hope of engineers at Swansea University where work is being conducted to develop a new kind of biosensor made of graphene grown on a silicon carbide substrate using silicon sublimation.

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  • In this study, researchers in Taiwan used a fiber-optic biosensor equipped with gold nanoparticles and PSA antibodies to measure PSA in blood samples from eight breast-cancer patients and eight healthy patients.

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  • Ultimately, the biosensor that detects an injury will also be able to direct the release of drugs to relieve pain and even treat the wound.

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  • The SIM-card biosensor will allow malaria detection to be performed using a cell phone, which will make diagnostic testing more widely available in rural and remote areas.

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  • For example, Peter Lillehoj and Chih-Ming Ho of the University of California, Los Angeles, received a grant to develop a disposable malaria biosensor based on a SIM-card platform.

    Bill Gates: Cell-Phone Science

  • Bowman adjusted the biosensor straps around Poole's chest and right arm, checked the head bands carefully, and triggered the high-pressure hypodermic.


  • Though he knew that it was no use, he continued until the oxygen was exhausted, and all the biosensor displays showed flat, featureless lines.


  • The biosensor display was normal; respiration, body temperature, blood pressure, heartbeat were all inside the safety limits.



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