biosensor

noun

bio·​sen·​sor ˌbī-(ˌ)ō-ˈsen-ˌsȯr 

-ˈsen(t)-sər

: a device that monitors and transmits information about a life process

especially : a device consisting of a biological component (such as an enzyme or bacterium) that reacts with a target substance and an electrochemical or optical component that detects the resulting products or by-products and emits a signal

Examples of biosensor in a Sentence

Recent Examples on the Web

Lingo uses a biosensor based on continuous glucose monitoring technology that is already being used by about 6 million people globally. —Sandy Carter, Forbes, 13 Jan. 2025

Health & fitness Abbott Labs Lingo From Abbott − a global leader in diabetes care and the creators of the wearable Freestyle Libre biosensor that measures glucose levels – comes its latest high-tech solution, Abbott Lingo. —Marc Saltzman, USA TODAY, 9 Jan. 2025

Get Better Getting the Abbott Lingo biosensor inserted into your skin takes a matter of seconds. —Adrienne So, WIRED, 7 Jan. 2025

But this year, Dexcom and Abbott, the two major makers of CGMs, introduced biosensors for people who don’t use insulin, available without a prescription and for about $89 a month out of pocket. —Meg Tirrell, CNN, 29 Nov. 2024

Word History

First Known Use

1961, in the meaning defined above

Medical Definition

biosensor

noun

bio·​sen·​sor ˈbī-ō-ˌsen-ˌsȯ(ə)r, -ˌsen(t)-sər 

: a device that monitors and transmits information about a life process

especially : a device consisting of a biological component (such as an enzyme or bacterium) that reacts with a target substance and an electrochemical or optical component that detects the resulting products or by-products and emits a signal

New biosensors that can sniff out traces of the explosives RDX and TNT may be used to help clean up old munitions sites.

—Science News