biosensor

Noun

biosensor (plural biosensors)

1. Any device that detects, records or transmits physiological data, especially data concerning the presence of chemical compounds (analytes)
   • Since the early 1980s, considerable research effort has been devoted to the development of fiber optic (FO) biosensors because of their potential sensitivity, detection speed, and adaptability to a wide variety of assay conditions.2005, Cecil Leeburn Wilson et al., chapter 5, in Comprehensive analytical chemistry, →ISBN, page 216
2. A device that uses biological material (e.g. microorganisms, oligonucleotides, enzymes, antibodies) to detect other biological molecules or chemicals.
   • Today's biosensor market is dominated by glucose biosensors, mass-produced enzyme-electrodes for the rapid self-diagnosis of blood glucose levels by diabetes sufferers.2005, José-Luis Barredo, chapter 2, in Microbial enzymes and biotransformations, →ISBN, page 29